A woman sprinkles water on a stone marking a mass grave of victims of the 2004 Indian Ocean tsunami in Banda Aceh, Indonesia, Thursday, Dec. 26, 2024. (AP Photo/Reza Saifullah)

Dayaratne Halambage shows a portrait of his daughter who died during the 2004 Indian Ocean tsunami at a memorial of the 20th anniversary of the calamity in Peraliya, Sri Lanka, Thursday, Dec. 26, 2024. (AP Photo/Eranga Jayawardena)

An Indian woman cries as she with others offer tributes in remembrance of victims of the 2004 tsunami on the 20th anniversary of the tragedy, at Marina Beach in Chennai, India, Thursday, Dec. 26, 2024. (AP Photo/Mahesh Kumar A.)

People pray for their dead relatives in the 2004 Indian Ocean tsunami standing by a mass grave during a memorial of 20th anniversary of the calamity in Peraliya, Sri Lanka, Thursday, Dec. 26, 2024. (AP Photo/Eranga Jayawardena)

Women comfort each other as they visit a mass grave of victims of the 2004 Indian Ocean tsunami during the commemoration of the 20th year since the disaster, in Banda Aceh, Indonesia, Thursday, Dec. 26, 2024. (AP Photo/Reza Saifullah)

A relative of a victim of a 2004 Indian Ocean tsunami cries during its 20th anniversary at Tsunami Memorial Park at Ban Nam Khem, Takuapa district of Phang Nga province, southern Thailand, Thursday, Dec. 26, 2024. (AP Photo/Wason Wanichakorn)

A relative of victim of a 2004 Indian Ocean tsunami stands at Ban Nam Khem beach, Takuapa district of Phang Nga province, southern Thailand, Thursday, Dec. 26, 2024. (AP Photo/Wason Wanichakorn)

A relative of a victim of a 2004 Indian Ocean tsunami participates in its 20th anniversary at Tsunami Memorial Park at Ban Nam Khem, Takuapa district of Phang Nga province, southern Thailand, Thursday, Dec. 26, 2024. (AP Photo/Wason Wanichakorn)

A woman weeps as she prays at a mass grave at victims of the 2004 Indian Ocean tsunami, in Banda Aceh, Indonesia, Thursday, Dec. 26, 2024. (AP Photo/Reza Saifullah)

Railway workers carry flowers to offer at a memorial built in memory of those who died during 2004 Indian Ocean tsunami as they mark the 20th anniversary of the calamity in Peraliya, Sri Lanka, Thursday, Dec. 26, 2024. (AP Photo/Eranga Jayawardena)

A relative of a victim of a 2004 Indian Ocean tsunami offers flowers during its 20th anniversary at Tsunami Memorial Park at Ban Nam Khem, Takuapa district of Phang Nga province, southern Thailand, Thursday, Dec. 26, 2024. (AP Photo/Wason Wanichakorn)

Indians gather to offer tributes in remembrance of victims of the 2004 tsunami on the 20th anniversary of the tragedy, at Marina Beach in Chennai, India, Thursday, Dec. 26, 2024. (AP Photo/Mahesh Kumar A.)

Indians offer tributes in remembrance of victims of the 2004 tsunami on the 20th anniversary of the tragedy, at Marina Beach in Chennai, India, Thursday, Dec. 26, 2024. (AP Photo/Mahesh Kumar A.)

A man prays at a mass grave of victims of the 2004 Indian Ocean tsunami in Banda Aceh, Indonesia, Thursday, Dec. 26, 2024. (AP Photo/Reza Saifullah)

A woman weeps during a prayer marking 20 years of the massive Indian Ocean tsunami, in Banda Aceh, Indonesia, Thursday, Dec. 26, 2024. (AP Photo/Reza Saifullah)

Indians offer tributes in remembrance of victims of the 2004 tsunami on the 20th anniversary of the tragedy, at Marina Beach in Chennai, India, Thursday, Dec. 26, 2024. (AP Photo/Mahesh Kumar A.)

Tsunami survivor Kumudu Priyantha holds photographs of his three daughters and wife who died during 2004 Indian Ocean tsunami during its 20th anniversary in Peraliya, Sri Lanka, Thursday, Dec. 26, 2024. (AP Photo/Eranga Jayawardena)

Relatives of a victim of a 2004 Indian Ocean tsunami hug each other during its 20th anniversary at Tsunami Memorial Park at Ban Nam Khem, Takuapa district of Phang Nga province, southern Thailand, Thursday, Dec. 26, 2024. (AP Photo/Wason Wanichakorn)

A relative of a victim of a 2004 Indian Ocean tsunami shows an expression during its 20th anniversary at Tsunami Memorial Park at Ban Nam Khem, Takuapa district of Phang Nga province, southern Thailand, Thursday, Dec. 26, 2024. (AP Photo/Wason Wanichakorn)

A man carries flowers to offer at a memorial built in memory of those who died during 2004 Indian Ocean tsunami, on the 20th anniversary of the calamity in Peraliya, Sri Lanka, Thursday, Dec. 26, 2024. (AP Photo/Eranga Jayawardena)

Indians offer tributes in remembrance of victims of the 2004 tsunami on the 20th anniversary of the tragedy, at Marina Beach in Chennai, India, Thursday, Dec. 26, 2024. (AP Photo/Mahesh Kumar A.)

A woman offers tributes in remembrance of victims of the 2004 tsunami on the 20th anniversary of the tragedy, at Marina Beach in Chennai, India, Thursday, Dec. 26, 2024. (AP Photo/Mahesh Kumar A.)

Relatives of tsunami victims offer floral tributes at a memorial built in memory of those who died during 2004 Indian Ocean tsunami as they mark the 20th anniversary in Peraliya, Sri Lanka, Thursday, Dec. 26, 2024. (AP Photo/Eranga Jayawardena)

A relative of a victim of a 2004 Indian Ocean tsunami participates in its 20th anniversary at Tsunami Memorial Park at Ban Nam Khem, Takuapa district of Phang Nga province, southern Thailand, Thursday, Dec. 26, 2024. (AP Photo/Wason Wanichakorn)