Quicken Loans National - Round Two (Frank Williams)

Quicken Loans National - Round Two
Kevin Streelman and caddie Frank Williams line up a putt on the 15th green during the second round of the Quicken Loans National at TPC Potomac on June 29, 2018 in Potomac, Maryland.
(June 28, 2018 - Source: Sam Greenwood/Getty Images North America)