US President Barack Obama joins his daughters Sasha (3rd R) and Malia (R) as they pardon National Thanksgiving Turkey "Popcorn", on the 66th anniversary of the ceremony, on the North Portico of the White House in Washington, Nov 27, 2013. Chairman of the National Turkey Federation John Burkel looks on at left. [Photo/Agencies]

US President Barack Obama gives the annual presidential pardon to the national Thanksgiving turkey 'Popcorn' at the White House in Washington Nov 27, 2013. John Burkel (2nd L), Chairman of the National Turkey Federation and the president's daughters Malia (R) and Sasha (C) are pictured watching the pardon. Man at far left is unidentified. [Photo/Agencies]

US President Barack Obama joins his daughters Sasha (L) and Malia (R) before the pardoning of National Thanksgiving Turkey "Popcorn", on the 66th anniversary of the ceremony, on the North Portico of the White House in Washington, Nov 27, 2013. [Photo/Agencies]

US President Barack Obama waves after the annual presidential pardon to the national Thanksgiving turkey 'Popcorn' at the White House in Washington Nov 27, 2013. On left is John Burkel, Chairman of the National Turkey Federation, tending the lucky bird. [Photo/Agencies]

A turkey looks around its enclosure at Seven Acres Farm in North Reading, Massachusetts Nov 27, 2013, the day before the Thanksgiving holiday in the United States. The farm will sell 1500 turkeys for the Thanksgiving holiday, according to its second generation owner Paul Pagliozzi, whose father started the farm in 1938. [Photo/Agencies]