Mexican President Claudia Sheinbaum and U.S. President Donald Trump spoke over the phone on Thursday in the midst of a controversy over the arrest of a former Olympic snowboarderFILE - U.S. President Donald Trump looks on as Mexican President Claudia Sheinbaum speaks on stage at the draw for the 2026 soccer World Cup at the Kennedy Center in Washington, Dec. 5, 2025. (Mandel Ngan/Pool Photo via AP, File)FILE - U.S. President Donald Trump looks on as Mexican President Claudia Sheinbaum speaks on stage at the draw for the 2026 soccer World Cup at the Kennedy Center in Washington, Dec. 5, 2025. (Mandel Ngan/Pool Photo via AP, File)FILE - U.S. President Donald Trump looks on as Mexican President Claudia Sheinbaum speaks on stage at the draw for the 2026 soccer World Cup at the Kennedy Center in Washington, Dec. 5, 2025. (Mandel Ngan/Pool Photo via AP, File)FILE - U.S. President Donald Trump looks on as Mexican President Claudia Sheinbaum speaks on stage at the draw for the 2026 soccer World Cup at the Kennedy Center in Washington, Dec. 5, 2025. (Mandel Ngan/Pool Photo via AP, File)MEXICO CITY -- MEXICO CITY (AP) — Mexican President Claudia Sheinbaum reiterated that operations on Mexican soil are always carried out by Mexican forces, in her latest attempt to assuage concerns of U.S. encroachment on Mexican sovereignty.