/teamtitleist/b/hole-in-one-stories/posts/new-young-player-get-s-his-first-hole-in-oneCalvin took up golf in late July, just before his 10th birthday, after receiving a hand-me-down set of clubs from his cousin. He took a lesson with John at Golden Gate Park Course in San Francisco and was hooked. He played golf for 7 days in a row afteren-USTelligent Community 10