[cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2009/images/07/30/art.beer.summit.afp.gi.jpg caption="Sgt. James Crowley and professor Henry Louis Gates Jr. sat down with the president and vice president Thursday."] WASHINGTON (CNN) – President Obama sat down for a beer at the White House Thursday night with a top African-American professor and the police officer who arrested him earlier this month. They were joined by … Continue reading Obama, Biden, professor, officer sit down over brews