Ultimate Speed Academy ran 3:12 in their 4x400m heat at the AAU Junior Olympic Games with the help of Brandon Miller splitting a 47.47 third lap. Don't miss the full race and the top ten races from the meet at MileSplit.com.<br /><br /><br />Website: http://milesplit.com <br />Subscribe: http://bit.ly/2oJSZDS<br /><br />Follow MileSplit<br />Facebook: https://www.facebook.com/MileSplit <br />Twitter: https://twitter.com/milesplit <br />Instagram: https://www.instagram.com/milesplit/
