Butler went 2-for-4 with two homers, four total RBI and a hit-by-pitch in Sunday's 8-7 win over the Mariners.
Gelof went 2-for-3 with a solo home run, an additional RBI, two additional runs scored and two walks in Sunday's 8-7 win over the Mariners.
Lopez did not factor into the decision Sunday, allowing five runs on six hits and three walks over 3.2 innings against the Mariners. He struck out three.
Jump (shoulder) is likely to be placed on the 15-day injured list, Jason Burke of Roundtable.io reports.
Sinclair earned the save in Friday's 6-5 win over the Angels, allowing one run on one hit while striking out one batter in the ninth inning.
Cornelio allowed one hit and one walk while striking out four across two scoreless innings as the Nationals' opener in Sunday's 6-5 win over the Angels.
The Nationals activated Nunez (personal) from the bereavement list Sunday.
Langeliers is not in the Athletics' starting lineup against the Mariners on Sunday.
Heim is not in the Athletics' starting lineup against the Mariners on Sunday.
The Athletics optioned Estes to Triple-A Las Vegas on Sunday.
