Knapp breaks the tournament and course record of 61 and it marks the 15th time in PGA Tour history someone shot 59 or better. Knapp's round included 12 birdies and a near-miss on an eagle putt on the 18th hole.
After a fantastic West Coast swing that produced wins by stars like Rory McIlroy and Ludvig Åberg, followed by a pit stop in Mexico, the PGA Tour heads to PGA National to begin its Florida swing and play the Cognizant Classic in the Palm Beaches.
Before the tournament (Arnold Palmer Invitational), the experienced golfer was not so optimistic, causing doubts among golf fans.
Rory McIlroy says he does not think a deal to unite golf is "any closer" despite talks between the PGA Tour, LIV Golf and United States president Donald Trump.
Tom McKibbin made the decision to ditch the PGA Tour earlier this year in favour of joining LIV Golf - and the move has seemingly paid off for the Northern Irishman