Braves promote star OF prospect Ronald Acuna to Triple-A Gwinnett

Ronald Acuna keeps climbing.

The Atlanta Braves promoted the 19-year-old outfield prospect to Triple-A Gwinnett days after he slashed .313/.361/.506 with nine home runs for Double-A Mississippi as one of the youngest players in the Southern League. Now, the five-tool Venezuelan product will be the youngest player in the International League – and just one step away from making his major-league debut.Acuna’s climb up prospect rankings industry-wide — he is ranked 9th-best overall by ESPN and 11th-best by Baseball Prospect...