The Astros announced Friday that Hader, a six-time All-Star, will not throw for "approximately three weeks" as he deals with a "left shoulder capsule strain." The next steps in Hader's rehab will be determined at the end of the three-week period in early September.

Lance McCullers Jr will be making his rehab start for the Astros' Triple-A affiliate after being sidelined due to a blister.

The Houston Astros have confirmed All-Star closer Josh Hader's injury diagnosis, which will keep him off the mound for at least three weeks.