Service members take part in a flag ceremony on the ice in Nationals Park, Washington, D.C., before the start of the 2015 Bridgestone NHL Winter Classic hockey game between the Washington Capitals and Chicago Blackhawks, Jan. 1, 2015. The National Hockey League paid tribute to the U.S. Armed Forces during pre-game and in-game festivities. Other events featured performances by the U.S. Armed Forces Color Guard, the U.S. Army Chorus and U.S. Army Herald Trumpets, singers Army Master Sgt. Bob McDonald and Master Sgt. Caleb Green singing the National Anthem and a flyover by the D.C. Air National Guard's 113th Wing. Service members take part in a flag ceremony on the ice in Nationals Park, Washington, D.C., before the start of the 2015 Bridgestone NHL Winter Classic hockey game between the Washington Capitals and Chicago Blackhawks, Jan. 1, 2015. The National Hockey League paid tribute to the U.S. Armed Forces during pre-game and in-game festivities. Other events featured performances by the U.S. Armed Forces Color Guard, the U.S. Army Chorus and U.S. Army Herald Trumpets, singers Army Master Sgt. Bob McDonald and Master Sgt. Caleb Green singing the National Anthem and a flyover by the D.C. Air National Guard's 113th Wing. SHARE: Download: Full Size (1.47 MB) Tags: Photo Essays Credit: VIRIN: 185032-J-NFQ93-676.jpg Photo Gallery