Air Raid evolution: Pioneering offense passes test of time


              FILE - Texas Tech coach Mike Leach, center, is dunked with water by Wes Welker (27), left, and Cody Campbell (64) right during the final minutes against Navy in the Houston Bowl on Dec. 30, 2003 in Houston. Of the top 25 most-prolific passing seasons in major college football history by yards per game, 12 have direct connections to Hal Mumme and Leach — from Kentucky to Houston to Texas Tech to New Mexico State to Washington State. (AP Photo/David J. Phillip, File)
            
              FILE - Kentucky coach Hal Mumme smiles as he waits for a photo shoot during the team's media day on Aug. 12, 1999, at Commonwealth Stadium in Lexington, Ky. Of the top 25 most-prolific passing seasons in major college football history by yards per game, 12 have direct connections to Mumme and Mike Leach — from Kentucky to Houston to Texas Tech to New Mexico State to Washington State. (AP Photo/Ed Reinke, File)
Air Raid evolution: Pioneering offense passes test of time