Submarine Will Eventually Find MH370, Weller Says

April 18 (Bloomberg) -- Tim Weller, operations manager at Phoenix International Holdings Inc., the company that operates the unmanned submarine hunting for the missing Malaysian Air plane, talks about the search. The Bluefin-21 completed its fourth dive yesterday without finding any signs of the aircraft, according to Phoenix. Weller speaks from Largo, Maryland, with Angie Lau on Bloomberg Television's "First Up." (Source: Bloomberg)