Mitch Keller pitches six innings in Pirates loss
Pirates ace Mitch Keller's rough patch continues with clunker
Mitch Keller four-hits Rockies as Pirates end skid with their
Mitch Keller's troubles continue in Pirates' loss to Angels
Mitch Keller pitches well in loss to Orioles, but questions on
Orioles stumble against Mitch Keller, Pirates in 4-0 loss to end
Pirates bullpen lets down Mitch Keller in loss to Diamondbacks
Mitch Keller tosses six solid innings as Pirates lose nailbiter
Mitch Keller tosses six solid innings as Pirates lose nailbiter
Mitch Keller tosses six solid innings as Pirates lose nailbiter