Washington Nationals pitcher Joe Ross works against the Oakland Athletics in the first inning of a baseball game, Saturday, June 3, 2017, in Oakland, Calif. (AP Photo/Ben Margot)
Washington Nationals pitcher Joe Ross works against the Oakland Athletics in the first inning of a baseball game, Saturday, June 3, 2017, in Oakland, Calif. (AP Photo/Ben Margot)
Washington Nationals pitcher Joe Ross, second from right, speaks with manager Dusty Baker (12) in the third inning of a baseball game against the Oakland Athletics, Saturday, June 3, 2017, in Oakland, Calif. (AP Photo/Ben Margot)
Oakland Athletics' Ryon Healy, right, crosses home plate after hitting a two run home run off Washington Nationals' Joe Ross in the first inning of a baseball game, Saturday, June 3, 2017, in Oakland, Calif. (AP Photo/Ben Margot)
Oakland Athletics' Jed Lowrie celebrates after hitting a two run home run off Washington Nationals' Joe Ross in the first inning of a baseball game Saturday, June 3, 2017, in Oakland, Calif. (AP Photo/Ben Margot)
Washington Nationals starting pitcher Joe Ross leaves the field as he is pulled from the game after Los Angeles Dodgers' Yasiel Puig hit a triple to score Jimmy Rollins, Alberto Callaspo and Yasmani Grandal during the fifth inning of a baseball game, Tuesday, Aug. 11, 2015, in Los Angeles. (AP Photo/Danny Moloshok)
Washington Nationals starting pitcher Joe Ross delivers a pitch against the Chicago Cubs during the first inning of a baseball game, Saturday, June 6, 2015, in Washington. (AP Photo/Nick Wass)
San Diego Padres' Joe Ross delivers to the Seattle Mariners during an exhibition baseball game, Friday Feb. 28, 2014, in Peoria, Ariz. (AP Photo/Tony Gutierrez)