Series preview: Cubs at Reds

All games on WSCR-AM 670.

Season series: Cubs 5-1.

Friday: 6:10 p.m., WGN-9.

LH Mike Montgomery (1-4, 2.50) vs. RH Scott Feldman (6-5, 4.07).

Saturday: 3:10 p.m., CSN.

RH Eddie Butler (4-2, 3.71) vs. TBA.

Sunday: 12:10 p.m., WGN-9.

RH Jake Arrieta (7-6, 4.67) vs. RH Tim Adleman (5-4, 4.62).

Storylines:...