U.K. police: Park stabbing that killed 3 was a terror attack

A stabbing rampage that killed three people as they sat in a British park on a summer evening is being considered a terrorist attack, police said Sunday. A 25-year-old man who is believed to be the lone attacker was in custody, but officials said the motive for the carnage was unclear. Authorities said they were not looking for any other suspects and they did not raise Britain's official terrorism threat level from "substantial." Three people were killed and three others seriously wounded in the