The Number 1 Prospect in baseball has been called up by the Orioles! Welcome to the Big Leagues, Jackson Holliday! ⚾️📸🔱 • • • #mlb #callup #number1prospect #jacksonholliday #triplea #norfolk #norfolktides #orioles #baltimore #promotion #milb #mlbpipeline #bigleagues #baseball #baseballphotography #baseballphotos #mlbphoto #sports #sportsphotography #baseballphotogs