Workout Wednesday: Brynne Sumner Mile Prep Ladder

We caught up with Woodstock's (GA) Brynne Sumner while she ran ladder workout to prep for the mile at New Balance Nationals Indoor. The Workout: 1000m - 3:17 3min Rest 2x60m 5min Rest 800m - 2:29 3min Rest 2x60m 5min Rest 600m - 1:46 3min Rest 2x60m 5min Rest 400m - 1:01 3min Rest 2x60m 5min Rest 200m - :29 Website: http://www.//milesplit.com Subscribe: http://bit.ly/2oJSZDS Get the FloSports iOS app: http://bit.ly/MileSplitiOSApp_9 Follow MileSplit Facebook:   / milesplit   Twitter:   / milesplit   Instagram:   / milesplit