May 22, 20135:17 PM ET

WASHINGTON (AP) — The Obama administration acknowledged for the first time Wednesday that four American citizens have been killed in drone strikes since 2009 in Pakistan and Yemen. The disclosure to Congress comes on the eve of a major national security speech by President Barack Obama.

May 22, 20134:16 PM ET

LONDON (AP) — Two U.K. government officials say a brutal attack that left one man dead near a London military barracks appears to have been motivated by radical Islam.

May 22, 20134:39 PM ET

ORLANDO, Fla. (AP) — A Chechen immigrant who was being questioned about his ties to one of the Boston Marathon bombing suspects was shot to death early Wednesday after he lunged at an FBI agent with a knife, officials said.

May 22, 20135:00 PM ET

MOORE, Okla. (AP) — Dan Garland could feel the latch on the shelter door begin to turn in his hand. It was as if the storm outside were a living, breathing thing — and it was trying desperately to get in.