Nationals RHP Josiah Gray to undergo UCL surgery

(Photo credit: Greg Lovett / USA TODAY NETWORK)

Nationals Opening Day starter Josiah Gray is out for the season and beyond with a torn ulnar collateral ligament in his elbow.

The Nationals said Gray might not require Tommy John surgery to replace the ligament, but the details of the operation won't be known until the 26-year-old is on the operating table.

"It's a setback. We can all admit that," Gray said. "But it is so