Nguyen Thi Thuy offers prayers with incense at an altar on her houseboat before beginning her day in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. Unable to afford rent on land, the small family has lived on a small houseboat ever since. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor selling steamed buns on a floating market, ignites a fire on her boat while getting ready for her day's work in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. (AP Photo/Jae C. Hong)
Do Hoang Trung briefly wakes up to the sounds of his grandmother preparing for a day's work on their houseboat in Can Tho, Vietnam, on Wednesday, Jan. 17, 2024. Trung and his twin sister stay with their grandmother, who sells steamed buns on a floating market to support her grandchildren since their mother left for better financial opportunities in Ho Chi Minh City. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor who sells steamed buns on a floating market, lifts the lid of her steamer to attract tourists in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. (AP Photo/Jae C. Hong)
Pham Van Sang, a food vendor who migrated from the Mekong Delta, prepares a noodle dish at his food stall in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. He sells noodles in the city's industrial zone, a destination for many migrants from the Mekong Delta seeking a better life. (AP Photo/Jae C. Hong)
Do Hoang Trung walks along a weathered bridge built with bamboo poles and wooden planks to reach a houseboat he shares with his twin sister and their grandmother in Can Tho, Vietnam, Tuesday, Jan. 16, 2024. After their mother left to pursue better financial opportunities in Ho Chi Minh City, the twins remained in the care of their grandmother, who supports the family by selling steamed buns at a floating market. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor selling steamed buns, navigates her boat through a river to reach the floating market before sunrise in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, left, sits on her houseboat as her twin grandchildren, Do Hoang Trung and his sister, Do Bao Tran, return from school in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. After their mother left to pursue better financial opportunities in Ho Chi Minh City, the twins remained in the care of their grandmother, who supports the family by selling steamed buns at a floating market. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor who sells steamed buns at a floating market, pauses her paddle briefly on her way to the market before sunrise in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor selling steamed buns on a floating market, hands two to a tourist visiting from the U.S. in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. On good days she makes about $4 — hardly enough to put food on the table. (AP Photo/Jae C. Hong)
Do Bao Tran, who lives on a houseboat with her twin brother and their grandmother, grabs a cup in the kitchen in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. After their mother left to pursue better financial opportunities in Ho Chi Minh City, the twins remained in the care of their grandmother, who supports the family by selling steamed buns at a floating market. (AP Photo/Jae C. Hong)
With the lid of her steamer off, Nguyen Thi Thuy, a vendor selling buns, rushes to a passing tourist boat past another bun vendor on a floating market in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. (AP Photo/Jae C. Hong)
Houseboats float along a river, including Nguyen Thi Thuy's home, front, and her small boat, where she lives with her two grandchildren, in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. Unable to afford rent on land, the small family has lived on a small houseboat ever since. (AP Photo/Jae C. Hong)
Boats crowd on a floating market as the sun rises in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. (AP Photo/Jae C. Hong)
Pham Van Sang, a 50-year-old street food vendor who moved from the Mekong Delta, cleans a table set up alongside a mansion in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. He sells noodles in the city's industrial zone, a popular destination for many migrants from the Mekong Delta seeking a better life as he did. (AP Photo/Jae C. Hong)
Do Bao Tran's pink sandals are placed next to her grandmother's on a weathered bridge that connects the land to their shanty houseboat in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. After their mother left to pursue better financial opportunities in Ho Chi Minh City, Tran and her twin brother remained in the care of their grandmother, who supports the family by selling steamed buns at a floating market. (AP Photo/Jae C. Hong)
Pham Van Sang, a 50-year-old street food vendor who migrated from the Mekong Delta, shares a light moment with a customer while preparing a noodle dish in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. He sells noodles in the city's industrial zone, a destination for many migrants from the Mekong Delta seeking a better life as he did. (AP Photo/Jae C. Hong)
Pham Van Sang, a street food vendor and migrant from the Mekong Delta, prepares a noodle dish for a customer as his wife, Luong Thi Ut, carries a tray in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. The couple works in the city's industrial zone, a common destination for many migrants from the Mekong Delta in search of a better life. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor who sells steamed buns on a floating market, paddles her boat near a few tourist boats navigating the market in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. On good days she makes about $4 — hardly enough to put food on the table. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor selling steamed buns on a floating market to make ends meet, sits on her houseboat along a river prone to frequent flooding in Can Tho, Vietnam, Tuesday, Jan. 16, 2024. Unable to afford rent on land, the small family has lived on a small houseboat ever since. (AP Photo/Jae C. Hong)
Pham Van Sang, a 50-year-old street food vendor who moved from the Mekong Delta, takes money from his customer in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. He sells noodles in the city's industrial zone, a popular destination for many migrants from the Mekong Delta seeking a better life as he did. (AP Photo/Jae C. Hong)
Pham Van Sang, a street food vendor who moved from the Mekong Delta for a better life, brings his business sign into his cluttered apartment after wrapping up for the day in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. Pham earns his living by selling noodles in the city's industrial zone, a destination for many migrants like himself from the Mekong Delta. (AP Photo/Jae C. Hong)
Luong Thi Ut, a migrant from the Mekong Delta who operates a street food stall with her husband, washes dishes outside her apartment after wrapping up for the day in Ho Chi Minh City, Vietnam, on Monday, Jan. 22, 2024. The couple runs the business in the city's industrial zone, a common destination for many migrants from the Mekong Delta in search of a better life. (AP Photo/Jae C. Hong)
Do Hoang Trung, who lives on a houseboat with his twin sister and their grandmother, sleeps under a mosquito net in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. After their mother left to pursue better opportunities in Ho Chi Minh City, Trung and his sister remained in the care of their grandmother, who supports the family by selling steamed buns at a floating market. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor who sells steamed buns on a floating market, paddles her boat in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. On good days she makes about $4 — hardly enough to put food on the table. (AP Photo/Jae C. Hong)
Nguyen Thi Thuy, a vendor selling steamed buns on a floating market, interacts with a customer after a sale in Can Tho, Vietnam, Wednesday, Jan. 17, 2024. (AP Photo/Jae C. Hong)
Pham Van Sang, a street food vendor and migrant from the Mekong Delta, prepares vegetables for the next day's business as his wife, Luong Thi Ut, chats via video with their daughter in their apartment in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. The couple works in the city's industrial zone, a common destination for many migrants from the Mekong Delta in search of a better life. (AP Photo/Jae C. Hong)
Pham Van Sang, a street food vendor who moved from the Mekong Delta, carries his cookware and other equipment to his apartment after wrapping up for the day in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. He sells noodles in the city's industrial zone, a popular destination for many migrants from the Mekong Delta seeking a better life as he did. (AP Photo/Jae C. Hong)
After wrapping up his work for the day, Pham Van Sang, a street food vendor originally from the Mekong Delta, stands near a small altar honoring his ancestors in his apartment in Ho Chi Minh City, Vietnam, Monday, Jan. 22, 2024. Pham earns his living by selling noodles in the city's industrial zone, a destination for many migrants from the Mekong Delta seeking a brighter future. (AP Photo/Jae C. Hong)