CNN The Lead With Jake Tapper April 16, 2013 02:15:00
>> sanjay, take a look at this video. what stands out when you see this video from a medical standpoint? >> when you watch that you see the explosion certainly happen, but look at obviously one runner falls, who may have just stumbled or may have had something happen to his ears, but there's not a significant blast to them in terms of moving them across the course there. i thought if you focus on that one thing, you can see -- get an idea of the focus and magny tutd of the impact. also, if you look at where the explosion comes from, just a few seconds or maybe 10, 15 seconds after that, you se...
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