May 18, 20133:02 AM ET

FAIRFIELD, Conn. (AP) — Two commuter trains packed with rush-hour commuters collided in an accident that sent more than 60 people to Connecticut hospitals, severely damaged the tracks and threatened to snarl travel in the congested Northeast Corridor.

May 17, 20136:40 PM ET

WASHINGTON (AP) — Senior Treasury officials were made aware in June 2012 that investigators were looking into complaints from tea party groups that they were being harassed by the Internal Revenue Service, a Treasury inspector general said Friday, disclosing that Obama administration officials knew there was a probe during the heat of the presidential campaign.

May 17, 20135:39 PM ET

WASHINGTON (AP) — Defense Secretary Chuck Hagel on Friday ordered the military to recertify all 25,000 people involved in programs designed to prevent and respond to sexual assault, an acknowledgement that assaults have escalated beyond the Pentagon's control.

May 17, 20134:46 PM ET

In workplaces across the nation, Americans are inviting their colleagues to chip in $2 for a Powerball ticket and a shared daydream.