Booze, not Blackhawks, built Wirtz wealth; grandson helps lead evolving firm

CHICAGO — Little known fact: Before the Bulls and Blackhawks achieved United Center glory, Danny Wirtz and the Loyola Academy Ramblers won the state hockey championship there in 1995, just a year after the facility co-owned by the Wirtz family opened. More than 20 years later, Danny — son of Rocky Wirtz and grandson of the…