Steven Souza, Jr. will miss the entire 2019 season:
AZCentral.com
Souza will need to undergo season-ending knee surgery to repair a torn ACL, Diamondbacks manager Torey Lovullo said.
Here’s more detail on the injury:
It’s too bad for Souza. With A.J. Pollock gone, Souza might have found more playing time. He is not that great a hitter, however, so playing Adam Jones full time in right should mean the DBacks don’t lose too much.

