What is the dynamic like in the Belichick Clan? We found out at Family Day at Gillette.

FOXBORO, MA - MAY 3:  Bill Belichick, coach of the New England Patriots, walks with his son Steve Belichick onto the field at the start of the New England Patriots Rookie Camp at Gillette Stadium on May 3, 2013 in Foxboro, Massachusetts.  (Photo by Jim Rogash/Getty Images)