Dallas Cowboys' quarterback Troy Aikman makes a pass over lineman Flozell Adams during the second quarter of an NFL preseason match against the Atlanta Falcons at the Tokyo Dome in Tokyo, in this August 6, 2000 photo. Aikman was cleared Wednesday Sept. 20, 2000 to play against San Francisco, and could start Sunday for the first time since sustaining his ninth concussion in the season opener. (AP Photo/Tsugufumi Matsumoto)