According to Time Magazine he was awarded the Silver Star in the battle referred to above.
“He gained renown as a cavalry commander, earning a Silver Star in 1991’s Gulf War after his nine tanks wiped out more than 80 Iraqi tanks and other vehicles. His reputation grew after his ...” wrote a book about Viet Nam.
http://time.com/collection-post/70886/herbert-raymond-mcmaster-2014-time-100/
“earning a Silver Star in 1991’s Gulf War after his nine tanks wiped out more than 80 Iraqi tanks and other vehicles.”
So, then, we should suspect that he has balls.