OBAMA-CUBAN REACTION

HAVANA — Cubans hail President Barack Obama's announcement he will make a two-day trip to the communist-run island, saying that just like the American leader, they want the historic visit to spur faster change in their lives. 

PRESIDENTIAL RACE-NEVADA

LAS VEGAS — Fighting for a victory just days before Nevada's caucuses, Hillary Clinton took one of her toughest shots at rival Bernie Sanders, questioning the long-time independent's devotion to the Democratic Party he's running to lead. 

PRESIDENTIAL RACE

CHAPIN, South Carolina — Donald Trump responds forcefully to comments from Pope Francis that anyone who wants to build a border wall isn't a Christian, saying a religious leader questioning a person's faith is "disgraceful." 

BOLIVIA-MORALES-REFERENDUM

LA PAZ, Bolivia — President Evo Morales had seemed exempt from the troubles afflicting many South American leftists, but an alleged influence-peddling affair involving a woman half his age comes just as Bolivians prepare to vote Sunday on whether he can run for a fourth term. 

INVESTIGATING ZIKA

NEW YORK — Scientists suspect an outbreak of the Zika virus is behind a surge in a rare birth defect in Brazil. But how are they going to prove it? 

COLOMBIA-ARMED REBEL LEADERS

BOGOTA, Colombia — Colombia suspends permits for rebel leaders negotiating a peace deal in Cuba to visit guerrilla camps after top commanders show up with weapons at a town's main plaza in what the government calls a flagrant violation of the ground rules for such missions. 

VENEZUELA-POLITICS

CARACAS, Venezuela — Venezuelan President Nicolas Maduro has announced long-awaited economic reforms, but analysts say they'll barely have any effect in rescuing the economy.