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Neil deGrasse Tyson @neiltyson
(2/2) Leading with your left or right foot while racing over hurdles on an oval track in a counter clockwise direction has consequences. Learn all about it in this @StarTalkRadio’s Sports Edition with engineer and legendary Olympic hurdler @EdwinMoses999. https://t.co/sKnFTX2abZ — PolitiTweet.org