Near the end of a season in which the Chicago Bears are surprisingly vying for a playoff bid, team president and CEO Kevin Warren is once again drawing public attention away from the field. 
Just days before a pivotal division rivalry game against the Green Bay Packers, Warren announced in an open letter on Wednesday that the team would expand its search for a new stadium site throughout the wider Chicagoland region, including Northwest Indiana.
Warren said the expanded search radius was necessary after efforts to get public infrastructure funding for the Arlington Heights site had hit a dead end.
“This is not about leverage,” Warren wrote. “We spent years trying to build a new home…