Sprint’s cellular coverage and customer base just got a little bigger in the Midwest today. Sprint announced today, it has completed a deal giving them 20MHz of spectrum in Midwest areas including Chicago and Champaign, Ill South Bend, Ind. and 10MHz in the St. Louis market. Also included in the deal are 420,000 U.S. Cellular customers that will be transitioned over to Sprint. The transition is expected to take several months and many of the affected customers have already been informed of the change.