Arizona Diamondbacks pitching prospect Brandon Pfaadt is scheduled to make his second major-league start on Tuesday against the visiting Miami Marlins. The team's No. 3 prospect, per MLB Pipeline, was lit up in his big-league debut against the Texas Rangers last Wednesday, when he allowed seven runs on nine hits (four home runs) while walking one and striking out three in 4 2/3 innings of work. The 24-year-old right-hander will have a better matchup this time around, and he could make his third...