MISSISSIPPI-OFFICERS KILLED - Four suspects are arrested after two Mississippi police officers are shot to death during a traffic stop, the first police deaths to hit the city of Hattiesburg in three decades.  

SEVERE WEATHER - Another round of severe weather takes aim at the American heartland, while a tropical storm spins off the coast of South Carolina and snow falls in Colorado and South Dakota. 

WASHINGTON — Hillary Rodham Clinton's family foundation, already the subject of intense scrutiny in the early days of her White House campaign, faces an uncertain future if she is elected president. Among the unresolved questions: Who would be able to raise money for the Clinton Foundation? Could it begin new projects, both at home and overseas? Is there way it could operate unburdened by conflicts of interest, real or perceived, while one of its founders sits in the White House?

OBAMA-ARAB SUMMIT

WASHINGTON — Leaders of Gulf nations unnerved by Washington's nuclear talks with Iran and Tehran's meddling across the Mideast look to President Barack Obama to promise more than words and weapons at Thursday's Camp David summit. They want commitments from Obama that the United States has their backs at a time when the region is under siege from Islamic extremists, Syria continues to unravel, Iraq is volatile and Yemen is in chaos. 

PARAGUAY-PREGNANT GIRL

ASUNCION, Paraguay — One of Paraguay's leading churchmen acknowledges that the nation has been split over the case of a pregnant 10-year-old girl denied an abortion. 

MEXICO-EX-POLICE CHIEF SHOT

MEXICO CITY — Authorities in the Mexican border state of Chihuahua say they're probing a shooting that seriously wounded a former police chief who had been targeted by drug cartels while cutting crime in violence-wracked Tijuana and Ciudad Juarez.

HAITI-RECONSIDERING ADOPTION

PORT-AU-PRINCE, Haiti — An overhaul of Haiti's adoption system has included unprecedented steps to close substandard orphanages and protect parents from being manipulated into giving up their children. But it also means fewer kids are available to be adopted overseas — an outcome viewed as alarming or welcome depending on one's position in a fierce global debate.

With: HAITI-ADOPTIONS-AMERICANS

UNDATED — Youth pastor Bruce Sperling and his wife hoped to adopt a child, but their plans were cut short when he drowned in 2006 while trying to save an imperiled kayaker. Nine years into widowhood, Jill Sperling is pursuing that dream with efforts to adopt a boy from Haiti.