While you can't quite call the two games Columbia football has played this year preseason games, they are really a tune-up for the Ivy season. Columbia hosts Princeton in its Ivy League opener on Saturday at 12:30 p.m. and will be looking to win its second straight game and build upon last week's 24-10 win over nonconference foe Towson. Read after the jump to find out what I'll be looking out for on Saturday.