A crew member of a Royal Malaysian Air Force CN-235 aircraft rests after long hours working in a search and rescue operation for the missing Malaysia Airlines plane over the Straits of Malacca, Thursday, March 13, 2014.
Lai Seng Sin/AP

Concrete answers remain elusive in search for missing jetliner

It’s been more than one week since Malaysia Airlines Flight 370 lost contact with ground control while en route to Beijing from Kuala Lumpur. But as more details have emerged about the mysterious disappearance, more questions have also been raised than answered. All eyes remain fixed on the search for MH370 as the family and friends of the 239 missing passengers wait for news that their loved ones are safe and alive.

More from NBC News: What we know about MH370’s last hours before vanishing