'Boss' Season 2 Trailer: Is it Time to Find New Leadership? (Exclusive Video)

Kelsey Grammer's Golden Globe-winning Chicago mayor is back with a vengeance in the second season of Starz's drama Boss.

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In the first full-length trailer for the sophomore drama, exclusive to The Hollywood Reporter, Grammer's Tom Kane is fighting harder against his incurable disease and against the city's corrupt politicians -- within his administration and beyond.

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"Nothing empowers him more than having big problems and solving them," Kane's hotshot new young adviser Ian Todd (Glee's Jonathan Groff) tells Kane's imprisoned daughter.

Meanwhile, the duplicitous Kitty (Kathleen Robertson) -- who left Kane's fold in the Season 1 finale -- isn't keeping quiet about the numerous skeletons in her old boss' closet and buddies up to Troy Garity's dedicated reporter.

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Check out the clip, above, which premieres Friday during the season finale of Starz period drama Magic City, and hit the comments with your thoughts on how Groff and new co-stars Sanaa Lathan and T.I. fit into the mix.

Boss returns Friday, Aug. 17 in its new time slot at 9 p.m.

Email: Lesley.Goldberg@thr.com; Twitter: @Snoodit