2017 Potomac Nationals (A+) Bryce Harper 'Turkey' - May 13, 2017 Pedro Severino - June 10, 2017 Lester Averman - July 22, 2017 Stephen Strasburg 'Flamethrower' - July 29, 2017 Anthony Rendon 'Real Electric Hair' - August 19, 2017 Dan Kolko Jayson Werth - August 26, 2017