Plane Turn Back News Today

I can tell you our radars are very advanced and they can negate a lot of the surface clutter. but it does present a challenge for this big international effort. >> reporter: the last reported location for the boeing 777 was over the water halfway between malaysia and vietnam. but with radar suggesting the plane may have started to turn back, the search zone is expanding to include malaysias mainland and now the waters to the northwest. among the questions why would the plane turn back, and why d...