Series preview: Cubs at Marlins

All games on WSCR-AM 670.

Season series: Cubs 2-1.

Thursday: 6:10 p.m., CSN.

RH Jake Arrieta (6-5, 4.64) vs. LH Jeff Locke (0-2, 4.58).

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

RH John Lackey (5-7, 4.98) vs. RH Jose Urena (5-2, 3.64).

Saturday: 3:10 p.m., ABC-7.

LH Jon Lester (4-4, 3.83) vs. LH Justin Nicolino...