A move that so many Braves fans have begged for in recent weeks will happen Wednesday: Slugging prospect Austin Riley and his scorching-hot bat have been summoned to Atlanta, sources familiar with the situation told The Athletic late Tuesday.



After slumping center fielder Ender Inciarte left the game Tuesday against St. Louis with back tightness, the Braves made the call to Buffalo, where Riley hit a grand slam Tuesday for Triple-A Gwinnett to give him a jaw-dropping 13 home runs and 31 RBIs in his past 18 games.



Riley, 22, will have to be added to the 40-man roster before he can join the big-league team. The third-base prospect has never been in the majors but spent much of spring training with the Braves and impressed teammates and coaches alike.



But as well as he played in Grapefruit League games, no one could have anticipated anything like the record-breaking power surge that he’s been on this past month at Gwinnett, where Riley has hit .299 with an...