Federal and city authorities say the gunman who opened fire outside a Texas bar, killing three people and wounding more than a dozen was not on their radar before the attack.

The power has been restored after authorities at Texas Tech University said an explosion inside a maintenance hole set off fires and power outages on the campus, leading school officials to issue evacuation orders for several buildings and cancel classes for the rest of the week.

Outside an unassuming house in St. Augustine Beach, just blocks away from the ocean, a thin blue line flag hangs high in the wind.