For half a century Frank Yankovic wowed polka fans around the globe with hits such as ?Just Because? and ?The Blue Skirt Waltz.? He traveled the country, sold m

Arguably the most important polka practitioner of his generation, reedist/vocalist Jimmy Sturr has won an eye-popping 18 Grammy Awards, and when you hear his ex

"Polka Heartland" captures the beat that pulses in the heart of Midwestern culture--the polka--and offers up the fascinating history of how "oompah-pah" came to