CONGRESS-IRAN NUCLEAR

WASHINGTON — Supporters of the Iran nuclear deal see growing momentum on their side in the U.S. Senate, raising the possibility they'll be able to block a disapproval resolution and protect President Barack Obama from having to use his veto pen. 

PRESIDENTIAL RACE-OBAMA BIDEN

WASHINGTON — President Barack Obama is caught between the White House aspirations of two of his closest advisers: Vice President Joe Biden and former Secretary of State Hillary Rodham Clinton. 

PRESIDENTIAL RACE-BUSH

McALLEN, Texas — Republican presidential candidate Jeb Bush — on his own visit to the Mexican border — denounces party front-runner Donald Trump's immigration plan as unrealistic and expensive. 

VENEZUELA-COLOMBIA BORDER

CARACAS, Venezuela — Venezuelan security forces have deported hundreds of Colombians as part of a security offensive along the border that is ratcheting up tensions between the two neighbors. 

GUATEMALA-CORRUPTION

GUATEMALA CITY — Prosecutors in Guatemala allege that former Vice President Roxana Baldetti accepted $3.7 million in bribes as part of a customs corruption scandal that forced her from office and has shaken the government of President Otto Perez Molina.