By Alice Mannette MOORE, Oklahoma (Reuters) - A 2-mile-wide (3-km-wide) tornado tore through the Oklahoma City suburb of Moore on Monday, killing at least 51 people including 20 children, destroying entire tracts of homes and trapping two dozen school children beneath rubble. Rescue teams raced against the setting sun and worked into the darkness in search of survivors as the dangerous storm system threatened several southern Plains states with more twisters. The Oklahoma medical examiner confirmed 51 deaths including 20 children, making it the deadliest U.S. ...

By Tabassum Zakaria and Mark Hosenball WASHINGTON (Reuters) - President Barack Obama's administration has decided to give the Pentagon control of some drone operations against terrorism suspects overseas that are currently run by the CIA, several U.S. government sources said on Monday. Obama has pledged more transparency on controversial counterterrorism programs, and giving the Pentagon the responsibility for part of the drone program could open it to greater congressional oversight. ...

By Richard Weizel WESTPORT, Connecticut (Reuters) - Connecticut rail commuters endured crowded and rerouted rides in to work on Monday, as Metro-North worked to repair the busiest U.S. rail line after a two-train collision and derailment injured more than 70 people late last week. Connecticut Governor Dannel Malloy said commuters should expect "serious disruptions," and encouraged riders to stay home if possible as repair crews worked to fix or replace more than 2,000 feet of track as well as overhead wires and other equipment. ...