Germantown's Tim Jackson is equally effective against Golfers of any age..
The 2-time USGA Mid-Amateur Champion, who led the U.S. Senior Open through 2-rounds this Summer..is the Leader after 2-rounds of the U.S. Amateur Championship...
The 50-year old Jackson shoots a 2nd round 72 which puts him at Even Par and earns him medalist Honors in the 109th annual event.
He's the Oldest player in history of the tournament to lead after stroke play.
3-golfers are one shot back of Jackson.
Memphian Jonathan Fly is tied for 16th at 4-over Par.
Ole Miss Golfer Jonathan Rudolph is at 5 over.
All advance to Match play beginning Wednesday.