Preview: Chicago Fire looking to avoid another step back against Philly

Wednesday’s midweek match between the Chicago Fire and Philadelphia Union marks the first time Kacper Przybylko will play against his old teammates since joining the Fire on a three-year deal this past offseason. Philly clearly thought the 29-year-old Polish striker’s best days were behind him, opting to deal him to Chicago for $1.15 million in General Allocation Money. Thus far,…