D.J. Peterson is no stranger to grand slams -- he hit three of them in 2013 alone -- but his four-run blast during Jackson's 9-6 win over Mobile was his first in 141 games at the Double-A level.
Seattle's No. 2 prospect (No. 39 overall) is on pace for several career-low marks this season, but you wouldn't know it if you watched him over the past month. Peterson has ripped four of his six homers and 17 of his 40 RBIs since June 10, improving his batting average (.219) and slugging percentage (.