Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
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(CNN) – Based on data, a law enforcement official tells CNN that someone likely reprogrammed the plane's cockpit computer to veer off-course. The New York Times reported similar news early Tuesday.
But investigators have yet to find anything suspicious in the pilots' homes or communications.
The New York Times reporter Matthew Wald joins CNN's "The Lead with Jake Tapper" to discuss.
Disclosure: Matthew Wald's brother works for CNN.