North Korea nears ‘dangerous line,’ Hagel says

Updated 11:53 PM EDT, Wed April 10, 2013

Story highlights

NEW: North Korea "skating very close to a dangerous line," Pentagon chief says

Intelligence suggests North Korea could be planning multiple launches, U.S. official says

The U.S. believes test could occur without standard warning to aviation, shipping

Recent North Korean threats contrast with some of its other state news reports