Jon Rahm retained a share of the lead for the second consecutive round at the Quicken Loans National following a four-under par 67 at Congressional Country Club on Friday.
Rahm, making his professional debut, is at 11-under par 131 and is tied with Billy Hurley III.
Vijay Singh, 53, shot a five-under 66, bringing his 36-hole score to eight under, three strokes off the lead. The Fiji native is looking to become the oldest winner in PGA Tour history with his first victory since 2008.
"I’m driving the ball well and putting well," said Singh. "My iron shots have been good all week, as well. The whole game is together. I just have to keep it going and focus on what I’m doing and I think I’ll be OK."
Ernie Els, Webb Simpson, Bill Haas and Harold Varner III are tied for fourth at seven under, four shots back of the lead.
Rickie Fowler climbed the leader board, shooting a three-under 68. Seeking his first PGA Tour win of the year, Fowler is tied for eighth with Robert Garrigus and Mark Hubbard.
Patrick Reed and Justin Thomas are tied at four under and in 16th place, seven shots off the lead.
The cut was set at even par, eliminating Jordan Niebrugge in his professional debut.
[Click here for the entire leader board from Congressional.] (http://www.golfdigest.com/story/pga-tour-leaderboard)