Congrats to SuxNews twits, led by fill-in amateur anchorette Ann McIntire, who proclaimed the Cornhuskers Big 12 football champions during the last 10 seconds of Saturday's 10 p.m. newscast. (The Huskers lost the championship game to Texas by a score of 13-12, on a bizarre, last-second field goal.)Several KETV staffers appeared to be trying out for jobs at Channel Sux as they attempted to air