Purdy: Craig Sager has always been a tough cat

So you think Craig Sager is a courageous guy because he is fighting leukemia by continuing to work as an NBA sideline reporter in between blood transfusions and hospital visits?

You should have seen him 45 years ago when we were in college together. That's when Sager was brave enough -- while serving as the Northwestern football team's Willie the Wildcat mascot -- to spend the Friday night before an Ohio State game in Columbus at the local bars full of enthusiastic Buckeye undergraduates.Yes, while rocking the Willie the Wildcat mascot head."I think they'll love it," Craig said before he left our hotel room.