In Chicago, it doesn't even require the Cubs and White Sox to be playing against each other for fans of the teams to be slinging barbs at each other over social

Bears coaches have been allowed on the field while veterans perform drills as part of their offseason program the past few weeks. But Friday’s rookie minicamp was the first time Bears players, no matter the age, were allowed to line up in formation and run a play — and the first time their head coach could blow it dead.