For Santorum, new challenges follow his big wins (AP)

AP - One day after Rick Santorum's startling breakthrough in the presidential race, his few aides decamped to distant states to start building campaign organizations from scratch. It was evidence of his challenge in converting sudden momentum into victories in the rush of contests ahead.

APNewsBreak: Sources: New military roles for women (AP)

AP - For the past decade women in the U.S. military have served, fought and died on the battlefields in Iraq and Afghanistan.

8 minutes pass before cops got sent to Powell home (AP)

AP - Emergency call logs show that nearly eight minutes elapsed between when a social worker called 911 to report that Josh Powell's children were in danger and when sheriff's deputies were dispatched. By the time officers were on their way, the home was exploding in a gas-fueled inferno, with Powell and his two young boys inside.

EU threatens new sanctions on Syria (AP)

AP - The European Union will impose harsher sanctions on Syria, a senior EU official has said, as Russia tried to broker talks between the vice president and the opposition to calm violence. Activists reported at least 50 killed in the regime's siege of the restive city of Homs.

APNewsBreak: GOP report questions detainee release (AP)

AP - Facing domestic political pressures, the Bush and Obama administrations released or transferred 600 terror suspects deemed an acceptable threat from the U.S. prison at Guantanamo Bay, Cuba, only to face the challenge that 27 percent re-engaged in terrorist or insurgent activities, according to a report by Republicans on a House Armed Services subcommittee.

Washington state lawmakers pass gay marriage bill (AP)

AP - Washington state lawmakers voted to approve gay marriage Wednesday, setting the stage for the state to become the seventh in the nation to allow same-sex couples to wed.

GOP vows to reverse Obama birth control policy (AP)

AP - Republicans vowed Wednesday to reverse President Barack Obama's new policy on birth control, lambasting the rule that religious schools and hospitals must provide contraceptive coverage for their employees as an "unambiguous attack on religious freedom in our country."

More photos found in Calif. teacher abuse case (AP)

AP - The scandal embroiling an elementary school where two teachers were arrested last week on lewdness charges widened Wednesday with revelations of 200 more inappropriate photos of children and that one teacher sent warmly written birthday cards and presents to students who participated in his "games."

Dr. House hangs up his Fox TV stethoscope (AP)

AP - Fox's medical drama "House" is ending its eight-year run this season.

No. 10 Duke stuns No. 5 North Carolina 85-84 (AP)

AP - Austin Rivers never looked like a freshman in his first Duke-North Carolina rivalry game — including when he buried a shot that will live on in the lore of this fierce rivalry.