Trump security advisor McMaster: Gulf War tank battle star

Lieutenant General HR McMaster is best known for his pointedly titled book "Dereliction of Duty," which blames the jumbled views and weak fighting commitment of US political and military leaders for failure in the Vietnam War.Named Monday to be President Donald Trump's national security advisor, Herbert Raymond McMaster will now become partly responsible for US involvement in Afghanistan and Iraq, two conflicts that have stretched out much longer than Vietnam.