The Rays are calling up shortstop Carson Williams, their top prospect and one of the best prospects in the game, a source told MLB.com's Sam Dykstra on Thursday. The club has not confirmed the news. Williams,

The Tampa Bay Rays are promoting shortstop prospect Carson Williams to the majors, according to ESPN's Jeff Passan. The Rays haven't yet announced the transaction, nor have they announced any corresponding moves.

This article was originally published on www.si.com/onsi/minor-league-baseball as Tampa Bay Rays' No. 1 Prospect Reportedly Being Called Up to Make MLB Debut. Carson Williams, the Tampa Bay Rays’ No. 1 prospect, is being called up to the major leagues. That’s according to ESPN’s Jeff Passan, who reported the news on Thursday.