NYRR celebrates Harlem Week with annual Percy Sutton Harlem 5KNYRR's Percy Sutton Harlem 5K celebrates Harlem's culture, creativity and impact on the world. NYRR's Percy Sutton Harlem 5K celebrates Harlem's culture, creativity and impact on the world. NYRR's Percy Sutton Harlem 5K celebrates Harlem's culture, creativity and impact on the world. NYRR's Percy Sutton Harlem 5K celebrates Harlem's culture, creativity and impact on the world. HARLEM, Manhattan (WABC) -- Thousands of runners took to the streets of Harlem Saturday morning for the annual Percy Sutton Harlem 5K.