Name: Polar City Blues
ISBN: 9780586207895

Katharine Kerr

Polar City is the capital of Hagar, one of a handful of worlds on which the tiny human-dominated Republic sits. When a suspected spy from the Interstellar Confederation is found murdered, Police Chief Bates is faced with a tricky situation.

Polar City Blues

Jan Jackson

A little bit of classic SF (psionics, spacer urban grit, first contact) wrapped in a layered surface of political intricacies and niceties, dashed with interstellar technology and memories of Old Earth. And baseball. 

Rich. A bit cliched at times, but interesting.  