AAU National Championships-Jr Olympic - Organization License 2013 AAU JO Games - 7/27/2013 to 8/3/2013 Olds-Marshall Track, Rynearson Stadium Eastern Michigan University, Ypsilanti, MI Event 141 Boys 400 Meter Hurdles 15-16 years old =============================================================== National: N 51.77 8/2/2006 Robert Griffin III, Copperas Name Year Team Finals =============================================================== Finals 1 Quincy Hall 98 Kc, MO 53.77 2 Chad Zallow 97 Warren, OH 54.48 3 Chevis Armstead Ii 97 Desoto, TX 54.99 4 Ardran Carr 97 Grand Prairie, TX 56.17 5 Raymund Clarke 97 Roselle, NJ 56.68 6 Dashaun Jackson 97 Harrisburg, PA 57.64 7 Elijah Barber 97 Canal Winchester, O 57.67 8 Clayton Johnson 98 Hastings, MN 1:00.28