President Obama Welcomes the 1972 Undefeated Miami Dolphins to the White House in Washington

President Barack Obama receives a commemorative jersey from the Super Bowl VII Champion Miami Dolphins as he honors their perfect season, during a ceremony in the East Room at the White House on August 20, 2013. The 1972 Miami Dolphins are the only team in the NFL to go undefeated. Hall of Fame coach Don Shula presented Obama with the jersey. UPI/Kevin Dietsch