Kimberlyn Duncan blazes 22.19 world leader in 200m prelims at 2012 NCAA Outdoor Champs

Kimberlyn Duncan continues to impress as she betters her world leading mark with a legal 22.19 which break her own "low-altitude" collegiate record and is only .15 off the all-time collegiate best. For Duncan, she is rounding into top form at the right time with three finals coming up, a team title on the line and a chance at her first Olympic Team. You better tune in, the last two days could something special for the LSU junior.