RIO DE JANEIRO (AP) — The head of U.S. Southern Command says military officials are focusing on preparing for "the day after" once "isolated" Venezuelan President Nicolás Maduro leaves power.

Navy Adm. Craig Faller warned Monday against Venezuela's "formidable weapon system" and criticized Cuba, Russia and China for assisting Maduro, saying it was important to put "continuous pressure" on the "illegitimate regime" and organize humanitarian efforts.

Faller also shared concern about the growing influence of China in Brazil. China is the South American country's largest foreign investor.

The comm...