WASHINGTON (AP) — The Marine Corps general tapped to lead U.S. military operations in Latin America told lawmakers Thursday that he stands ready to oversee an expanded presence that began ahead of Venezuelan leader Nicolás Maduro’s capture — but he doesn’t know how long that enhanced focus will last. If confirmed by the Senate, Lt. Gen. Francis Donovan will take over U.S. Southern Command, replacing Navy Adm. Alvin Holsey , who retired last year amid increasing scrutiny over the Trump