153 As the focus narrows, more questions emerge in search for Malaysia 370
Injected with fresh hope and urgency after the discovery Tuesday of more signals that appear to be from Malaysia Airlines Flight 370’s so-called black boxes, investigators began looking Wednesday toward what new challenges may await if that proves true. A raft of new questions awaits: How sure are experts that the detected signals are, in fact, from the pingers? Pretty darned sure, but not certain. One of two signals detected […]