Pittsburgh at Kansas City

Pittsburgh is getting outscored by 96 runs, the second-worst differential in the National League. The Pirates had a good April but it's been mostly downhill since, currently on a 10-15 run. The pitching is 21st in ERA (4.56), 22nd in WHIP, and 18th in the bullpen (4.28 ERA), while the offense is 24th in runs scored. They're also poor defensively ranked 25th in fielding percentage. Johan Oviedo has a 4.61 ERA on the road this season and the team is 4-10 in his last 14 starts. The Pirates are 12-23 after playing four or more straight home games, plus 7-20 after having lost four of their last five. Kansas City's Zack Greinke has a 3.57 ERA at home this season and his teams are 179-103 when he starts at home. The Royals are on a 37-26 run at home in the second half of the season, plus 47-31 at home versus an NL team with a batting average of .245 or less. Play Kansas City.