After weeks of fielding questions about who he planned to start at quarterback, Texas A&amp;M coach Kevin Sumlin chose freshman Johnny Manziel, former Kerrville Tivy quarterback and the 2010 Express-News Offensive Player of the Year. Manziel threw for 3,609 yards and rushed for another 1,674 as a Tivy senior in 2010. Here's a look back at his high school career. Photo: Edward A. Ornelas, San Antonio Express-News / eaornelas@express-news.net