Pioli’s Extension Is Good News For Milan But Shows One Problem

It's indeed been a roller-coaster over the past 24 hours for Milan and company. It looked more than likely Ralf Rangnick would join at the end of the season but for a late turn-around at the eleventh hour. Meaning, Stefano Pioli gets to continue his adventure at the helm of affairs for another two years. What does this decision mean for Milan?