As the search for Malaysian Airlines Flight 370 drags on without a trace of wreckage at sea, the likelihood of foul play looms larger. One country keeps rising to the top of the list of suspects: Pakistan.

Ten days after the flight vanished, LIGNET learned that engineers at Boeing, the plane's manufacturer, believed the missing aircraft was on the ground in Pakistan. For several reasons, including al-Qaida's presence there, historical attack patterns, corruption, weakness and terrorist sympathies at the highest levels inside Pakistan, that hunch just might be right.

Click HERE to read an exclusive analysis by LIGNET's top intelligence experts.