Charlie Woods,Winning Exchange the 15-year-old son of Tiger Woods, missed the cut at the U.S. Junior Amateur by 18 strokes on Tuesday in Bloomfield Township, Michigan.

The younger Woods carded a 10-over-par 80 in the second round at Oakland Hills' South Course after posting a 12-over 82 on Monday at Oakland Hills' North Course.

His father was in attendance to watch the event that he won at age 15, 16 and 17, making him the tournament's only three-time champion.

Charlie Woods made three pars and a birdie through his first four holes on Tuesday (on the back nine) before hitting a disastrous stretch.

He closed the back nine by going double bogey, bogey, par, double bogey, triple bogey, leaving him at 8 over par for the day.

Woods then settled down on the front nine, getting a birdie and five pars, but closed bogey-par-bogey. Only 17 players finished below Woods, including one who withdrew after the first round.

The son and his father will team up at the PNC Championship at Orlando in December.

Blades Brown was the stroke-play medalist at the U.S. Junior Amateur at 6-under 134 after shooting a 68 at the South Course on Tuesday. The top 64 in the 264-player field advance to match play, which begins Wednesday.