Major League Baseball announced a 50-game suspension for Dietrich on Friday after he tested positive for DMPA, a banned stimulant, Brendan Kuty of The Newark Star-Ledger reports.

Dietrich agreed to a minor-league contract with the Yankees earlier this month, Chris Hilburn-Trenkle of Baseball America reports.

Dietrich was released by the Nationals on Monday, Jesse Dougherty of The Washington Post reports.

Dietrich agreed to a contract with the Nationals on Friday, Jesse Dougherty of The Washington Post reports.

Dietrich opted out of his Yankees minor-league Saturday, Robert Murray of FanSided.com reports.

Dietrich agreed to return to the Yankees on Monday and will head to the team's alternate training site, Joel Sherman of the New York Post reports.

Dietrich was released by the Yankees on Saturday.

Dietrich was scratched from the lineup for Friday's game against the Orioles for undisclosed reasons.

The Yankees announced Wednesday that Dietrich signed a minor-league contract with the organization that includes an invitation to big-league spring training.