The New York Mets are reportedly set to call one of their top prospects up to the majors just a couple of weeks after he ascended to Triple-A. Outfielder A.J. Ewing, New York's No. 2 prospect for 2026 on MLB Pipeline , is expected to join the big league club for his MLB debut this week, according to multiple reports from The Athletic's Will Sammon and the New York Post's Jon Heyman . The 21-year-old began the season at Double-A and was promoted to Triple-A on April 27. Now, after just 12 games at Triple-A, New York is seemingly hoping the young outfielder can help the team turn around its slow start to the campaign. In 30 minor league games played so far this year, Ewing has been putting on a show at the plate. The 2023 fourth-round pick has a .339 batting average with two home runs, 11 RBIs, and 17 stolen bases to begin the season. With the Mets sitting 10 games under .500 at 15-25, the speedster will have the tough task of trying to provide a spark for a struggling squad.…