BOSTON, Massachusetts (CNN) – In his first public appearance since the "Beer Summit" at the White House, Harvard University professor Henry Louis Gates joked about his controversial arrest last month in Cambridge, Massachusetts, and said he likes police Sgt. James Crowley. [cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2009/images/08/03/art.beer.summit.afp.gi.jpg caption="Sgt. James Crowley and professor Henry Louis Gates Jr. sit for … Continue reading Harvard prof offers jokes about arrest