Nationals put OF Victor Robles (back) on IL

The Washington Nationals placed center fielder Victor Robles on the 10-day injured list with back spasms on Wednesday, a day after his spat with teammate MacKenzie Gore.

The Nationals selected the contract of outfielder Derek Hill from Triple-A Rochester. The Nats already had an opening on the 40-man roster to accommodate Hill.

Robles had a stint on the IL earlier this season with back spasms.

Robles and Gore exchanged