Yamamoto (2-1) earned the win over Washington on Thursday, allowing four hits and one walk while striking out seven batters over six scoreless innings.
Knack (1-1) picked up the win in Wednesday's 11-2 rout of the Nationals, giving up two runs on three hits and three walks over six innings. He struck out five.
Graterol (shoulder) has stopped his throwing program due to his arm remaining sore and manager Dave Roberts stated Wednesday, "It's going to be a long program" to get him back, Bill Plunkett of The Orange County Register reports.
Phillips gave up a hit and three walks in a scoreless ninth inning Tuesday to record his sixth save of the season in a 4-1 win over the Nationals. He struck out two.
Paxton came away with a no-decision in Tuesday's 4-1 win over the Nationals, allowing one run on five hits and three walks over 4.2 innings. He struck out only one.
Dodgers manager Dave Roberts said Tuesday that Heyward (back) is still experiencing "residual soreness" and isn't yet swinging a bat, Fabian Ardaya of The Athletic reports.