Punches fly in the Wrigley Field stands as Cubs and White Sox fans turn the Crosstown Classic into a brawl of their own. Video shows several fans trading blows

Punches fly in the Wrigley Field stands as Cubs and White Sox fans turn the Crosstown Classic into a brawl of their own. Video shows several fans trading blows before other spectators, security and police rush in to break it up. The witness who filmed the chaos says tensions boiled over after the …