Texas A&M quarterback Johnny Manziel (2) tests his knee as a trainer watches before getting back to the game in the first half of their NCAA college football game against Mississippi at Vaught-Hemingway Stadium in Oxford, Miss., Saturday, Oct. 12, 2013. (AP Photo/Rogelio V. Solis)OXFORD, Pass over. (AP) — Texas A&M's Johnny Manziel had loads to maintain on Saturday night time, including an early harm scare, a feisty Mississippi security and some uncharacteristic mistakes.