He then shot 11 straight pars before finishing with a flourish and a birdie on the last.
Nobody is going to make 72 straight pars and win.
Morgan, who shot a course-record 63 Saturday, began the final round with seven straight pars.
In that stretch, he also got 16 straight pars, starting with the 18th hole Saturday.
Yang makes his third straight par to remain at six under.
The 6th hole is a straight par 4, with out of bounds left.
He did that, birdieing four of the next seven and cruising in with six straight pars.
That followed a string of eight straight pars after he finished the front nine with a bogey.
"If you go around and make 72 straight pars, I guarantee you have a chance to win."
We just kept parring everything, 18 straight pars, as everyone knows.