In this photo posted to the Twitter account of the Office of Delaware Attorney General Beau Biden, Biden, second left, poses for a photo with, from left, his mother, Dr. Jill Biden; his wife, Hallie ... more 
In this photo posted to the Twitter account of the Office of Delaware Attorney General Beau Biden, Biden, second left, poses for a photo with, from left, his mother, Dr. Jill Biden; his wife, Hallie Biden; and his father, Vice President Joe Biden, Thursday, Aug. 22, 2013, in Houston. Beau Biden returned home Thursday after undergoing a medical procedure at a Houston cancer center. (AP Photo/Beau Biden Twitter) less 
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Associated Press | Photo By Beau Biden Twitter
Thu, Aug 22, 2013 10:41 PM EDT