Twelve years after Malaysia Airlines Flight MH370 vanished with 239 people aboard, a renewed deep-sea search in the southern Indian Ocean has so far failed to locate the missing aircraft, Malaysian authorities said Sunday, as families pressed for the effort to continue. KUALA LUMPUR, Malaysia — Twelve years after Malaysia Airlines Flight MH370 vanished with 239 people aboard, a renewed deep-sea search in the southern Indian Ocean has so far failed to locate the missing aircraft, Malaysian authorities said Sunday, as... [2565 chars]