Army Col. Kamil Sztalkoper, a spokesman for the III Armored Corps, said the dog is a Blue Heeler (aka an Australian Cattle Dog) named "Doc Holliday" -- likely a nod to the famous Civil War-era gunslinger played by Val Kilmer in the movie "Tombstone."

Protests in NJ are among thousands across the U.S. to decry Trump's military parade "spectacle" on Flag Day, during Army's celebration. What to know.

Tickets are now available for the Army's 250th anniversary "Grand Military Parade" on June 14, when 6,700 soldiers and dozens of tanks and war machines will roll through D.C. Why it matters: D.C.'s first military parade since the Gulf War will end with Army parachuters touching down to present President Trump with an American flag on his 79th birthday,