Right fielder Ronald Acuña Jr. has left Atlanta's game at the Chicago White Sox with tightness in his left hamstring.

The serious injury sustained by the Brazilian winger against Manchester United in mid-April means he will miss the World Cup

The Braves were dealt a potentially significant scare in the fourth inning of Tuesday night's game against the White Sox when Ronald Acuña Jr. exited after injuring his left hamstring while running to first base.

The setback has sparked questions about hamstring injuries, one of the most frequent muscle injuries seen among athletes