AUGUSTA, Georgia (AP) " A brief look Thursday at the first round of the Masters:
THE LEADER: Charley Hoffman had a 7-under 65, which was roughly 10 shots better than the average score.
THE LEAD: Hoffman's four-shot lead was the largest for the first round of the Masters since 1955.
THE PAR-BREAKERS: Only 11 players broke par, the fewest since 2007.
THE HEARTBREAKER: Dustin Johnson, the No. 1 player in the world and Masters favorite, had to withdraw because of a freak back injury. It was the first time the No. 1 player had to withdraw on the eve of a major.
SPIETH'S SPIRAL: Jordan Spieth had a quadruple-bogey 9 on the 15th hole, the highest score of his career. Spieth shot par or better in his first nine rounds at the Masters. He has shot over par his last four rounds at the Masters.
KEY STATISTIC: No one has come from more than seven shots behind after the first round to win the Masters. Only 18 players were within seven shots of Hoffman.
NOTEWORTHY: Hoffman became the first player since Loren Roberts in 2000 to make birdie on all four of the par 3s.
QUOTEWORTHY: "I don't feel there's any chance of competing." " Dustin Johnson after withdrawing from the Masters.
This story has been automatically published from the Associated Press wire which uses US spellings