A U.S. Senator from Connecticut said the mysterious drones spotted recently flying over states in the mid-Atlantic region should be “shot down, if necessary.” In an interview on Capitol Hill Thursday, Sen. Richard Blumenthal, D-Conn., said intelligence analysis is needed on the drones and the U.S. must act “more aggressively” against the sightings that have been reported. “We should be doing some very smart intelligence analysis and take...