DEPTH CHARTS FEATURE - What Ourlads NFL Scouting Services said before DONALD STEPHENSON made the Kansas City Chiefs' depth chart: Oklahoma, 6054 312 4.94. Two-year starter at left tackle with excellent athletic ability for the position. Passes the look test physically and athletically for the position. Our number one rated offensive lineman athletically for the 2012 Combine. Good quickness on snap. Gets quick control in run blocks. Good quick set up for pass. Has quick feet to pedal or shuffle. Good initial arm push. Maintains balance when sliding with man. Has all the physical tools, just needs to upgrade his technique. Doesn’t get shaken by a defensive end or defensive tackle. Sticks man with good head position. Stays off the ground. Must sustain longer. Could be more explosive at contact. Light feet. Locks up speed rushers off the edge. Powerful on down blocks. Good job to lock on and finish linebacker on the second level. Plays big and square with a good base as a pass protector. Can pick up edge stunts and games. Stephenson upgrades a current need backup player that is talented enough to play regularly. OSR:1/48. Fifth/sixth round. (A-34 7/8, H-9 7/8, BP-19, 10-1.69).