CNN The Situation Room April 4, 2014 21:02:00
Kyung lah. she's got the latest on the search. kyung? >> reporter: wolf, normally at this time in the morning we're talking about the waiting for the search to begin but the search is under way right now. it is happening under the water. there are two pinger locators. there is one from the u.s. navy being towed by the "ocean shield" and another being towed by a british ship. they are starting on one end of a 150-mile track and then they will converge upon each other and meet. it is frustratingly slow. they move three miles per hour. the u.s. navy says if there is a ping, they can hear it up to...