The parade crowd sang along and swayed to country singer Lee Greenwood’s closing performance of “God Bless the U.S.A.” ...

Lee Greenwood performed his patriotic anthem God Bless the U.S.A. at the military parade in Washington, D.C., as President Donald Trump celebrated his 79th birthday and the 250th anniversary of the U.

Lee Greenwood performed 'God Bless the USA' after President Donald Trump’s remarks at the military parade in Washington, D.C.