Johnson, a shortstop taken 53rd overall out of Encinal High School, signed with the Miami Marlins for a $1,350,000 bonus. Still just 18-years-old, Johnson was enjoying a good spring training in the Marlins minor league complex and was slated to join the Clinton LumberKings for the 2019 campaign.
As initially reported by Joe Frisaro of MLB.COM, Johnson underwent surgery to address the issue.
Tough break for @Marlins prospect Osiris Johnson. Osiris had surgery to repair a tibial stress fracture. Anticipated recovery is 5-6 months. Osiris is ranked by @MLBPipeline as Miami's No.