Most of the Nationals clubhouse was surrounding the back of the batting cage on the field at Nats Park at around 4 p.m. They were all waiting to watch Tanner Rainey and Hunter Harvey throw their simulated innings.

The plan was for Rainey, who is still recovering from last year’s Tommy John surgery, to throw around 35-40 pitches. Harvey, who has been on the 15-day injured list since July 16 with a right elbow strain, was set to throw about 20-25 pitches.

Jeter Downs, Blake Rutherford, Michael Chavis and Riley Adams suited up to step into the box against their teammates.

Rainey went first, his first time stepping on the mound at Nats Park since July 4 of last year, with pitching coach Jim Hickey watching behind him and the rest of the coaching staff and teammates behind the cage.

Downs struck out, Rutherford got a base hit and Adams went deep down the left field line. But those results didn’t matter, as Rainey seemed satisfied when he stepped off the mound after his inning.

Max Scherzer built his arm up this afternoon in his second simulated game of the week, throwing 64 pitches over four innings. And as long as he recovers well from this latest throwing session, the Nationals ace will be lined up to return to the rotation next week in Pittsburgh. Scherzer looked strong and felt strong during today's four-inning simulated game against teammates, according to manager Davey Martinez. Facing Gerardo Parra and Yan Gomes, he threw an average of 16 pitches per inning,...