Encarnacion ranks among the major league leaders with 26 home runs and 70 runs batted in. He was selected for the
Encarnacion was injured while running out a double-play relay Saturday in Oakland.
Seattle Mariners third baseman Kyle Seager was selected to replace Encarnacion on the All-Star roster.
Seager, 26, is a first-time All-Star. He was batting .274 average with 13 home runs and 59 RBIs through Sunday.
Cleveland Indians center fielder Michael Bourn could sit out one month because of a strained left hamstring.
The team said an MRI exam confirmed a "mild to moderate" sprain and Bourn will sit out at least three weeks. Bourn has had issues with the hamstring all season. He was put on the 15-day disabled list Sunday.
Bourn had surgery on the hamstring in October after his first season with Cleveland. He began the season on the DL after having a setback in spring training.
He's batting .267 with seven stolen bases and 37 runs in 66 games.
The St. Louis Cardinals say an MRI exam on right-hander Michael Wacha's injured shoulder showed progress, but not enough for him to resume throwing.
Wacha has been on the 15-day disabled list since June 18. He's 5-5 with a 2.79 earned-run average.
Mozeliak said that Joe Kelly, on the DL since April 17 because of a left hamstring strain, could return to the rotation Friday at Milwaukee.
The Texas Rangers sent struggling rookie outfielder Michael Choice to triple-A Round Rock.