A weekly look at some of the standout players during spring training (through Wednesday): Jay Bruce, Seattle Mariners, OF The slugger, traded from the Mets, is hitting .433 with four doubles and two homers in 30 at-bats. He hit .223 with nine homers last year. Ronald Acuna, Atlanta Braves, OF The NL Rookie of Year looks like he’ll develop into one of the game’s top players.