Rebecca Higbee the mother of Tyler Thompson, points to her son and his friend Marcel during his 21st birthday with his family on Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son has been implicated in a thwarted coup in Congo says they're unsure if he is still alive. U.S. officials have struggled to make contact with Tyler Thompson and two other Americans two weeks after their arrest. (AP Photo/Rick Bowmer)
Christian Malanga, president of the United Congolese Party, attends seminars discussing Africa's future in the global economy at the Spencer Fox Eccles Business building at the University of Utah on Oct. 20, 2014 in Salt Lake City, Utah. Malanga, the alleged leader, was killed Sunday, May 19, 2024 after resisting arrest, the Congolese army said. (Scott G Winterton/The Deseret News via AP)
Rebecca Higbee, the mother of Tyler Thompson, cries during an interview Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son has been implicated in a thwarted coup in Congo says they're unsure if he is still alive. U.S. officials have struggled to make contact with Tyler Thompson and two other Americans two weeks after their arrest. (AP Photo/Rick Bowmer)
Tyler Thompson Sr., the father of Tyler Thompson, tears up during an interview Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son has been implicated in a thwarted coup in Congo says they're unsure if he is still alive. U.S. officials have struggled to make contact with Tyler Thompson and two other Americans two weeks after their arrest. (AP Photo/Rick Bowmer)
Rebecca Higbee, left, the mother of Tyler Thompson, and Miranda Thompson, the stepmother, tear up during an interview Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son has been implicated in a thwarted coup in Congo says they're unsure if he is still alive. U.S. officials have struggled to make contact with Tyler Thompson and two other Americans two weeks after their arrest. (AP Photo/Rick Bowmer)
This undated photo provided by Miranda Thompson, shows her stepson Tyler Thompson, 21, of West Jordan, Utah, who has been identified as one of the Americans reportedly involved in a foiled coup plot in Kinshasa, Democratic Republic of Congo. (Miranda Thompson via AP)
This image courtesy of Rebecca Higbee shows Marcel Malanga, right, and Tyler Thompson posing for a photo at the Salt Lake City International Airport on April 10, 2024, before departing for Africa. The two 21-year-old men from West Jordan, Utah, have been arrested in Congo for their alleged involvement in a thwarted coup attempt. (Rebecca Higbee via AP)
Miles, the little brother of Tyler Thompson, sits with his mother Miranda Thompson during an interview Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son was implicated in a thwarted coup in Congo said they're unsure if he is still alive as U.S. officials struggle to make contact with him and two other Americans two weeks after their arrest. Tyler's parents and stepparents passed around a tissue box at the Thompsons' home in West Jordan, Utah, as his brother, Miles, ran around the living room in a superhero costume. (AP Photo/Rick Bowmer)
Rebecca Higbee, the mother of Tyler Thompson, looks at his photo during an interview Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son has been implicated in a thwarted coup in Congo says they're unsure if he is still alive. U.S. officials have struggled to make contact with Tyler Thompson and two other Americans two weeks after their arrest. (AP Photo/Rick Bowmer)
Rebecca Higbee the mother of Tyler Thompson, lowers her head during an interview Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son has been implicated in a thwarted coup in Congo says they're unsure if he is still alive. U.S. officials have struggled to make contact with Tyler Thompson and two other Americans two weeks after their arrest. (AP Photo/Rick Bowmer)
Tyler Thompson Sr., the father of Tyler Thompson, tears up during an interview Thursday, May 30, 2024, in West Jordan, Utah. A Utah family whose son has been implicated in a thwarted coup in Congo says they're unsure if he is still alive. U.S. officials have struggled to make contact with Tyler Thompson and two other Americans two weeks after their arrest. (AP Photo/Rick Bowmer)