49.85 seconds ? Sydney McLaughlin just made history for the fastest 400m split ever by…

Posted on June 18, 2017 by theFFeed

49.85 seconds ? Sydney McLaughlin just made history for the f…

49.85 seconds ?Sydney McLaughlin just made history for the fastest 400m split ever by a high schooler (via ThereGoesHamza/Twitter)

Posted by Bleacher Report on Saturday, June 17, 2017