Penn Entertainment (NASDAQ:PENN) stock is in the news Friday as reports spread that the company has received an acquisition offer from Boyd Gaming (NYSE:BYD).According to these reports, Boyd Gaming is looking to acquire Penn Entertainment for more than $9 billion. However, there are several hurdles that Boyd Gaming would have to overcome first.The first of these is Penn Entertainment even taking part in negotiations. The offer from Boyd Gaming is unsolicited and may be ignored. There are also regulator issu ...