One error message seen by many trying to sign up for the Affordable Care Act on the day of the deadline. (March 31, 2014)

Health care website stumbles on last day

The Obama administration says a new technical problem is preventing last-minute users from signing up on the government's health insurance w…

A file photo of a seismograph (AP Photo/Charles Rex Arbogast)

Magnitude 5.1 quake shakes L.A

A magnitude-5.1 earthquake centered near Los Angeles caused no major damage but jittered nerves throughout the region.