CrossFit is making some big changes in the wake of the drowning of Lazar Dukic ... announcing Wednesday it's suspending open-water swimming events at its Games indefinitely.
The move is one of several the org. is promising to implement following the tragedy that occurred at the Aug. 8 CrossFit Games in Fort Worth, Texas.
You'll recall, Dukic was competing in Marine Creek Lake ... when he suddenly went under water and never emerged. He was just 28 years old.