Johnson injured his right hamstring in Pirates camp Tuesday, Kevin Gorman of TribLive.com reports.

EDGE Analysis

Something happened just as Johnson was preparing to take live batting practice, and Pirates manager Derek Shelton said there should be more news on the severity of the issue come Wednesday. Johnson, 18, was the No. 4 overall pick in the 2022 MLB Draft out of a high school in Georgia. He is widely viewed as a top-50 prospect leading into the 2023 campaign.