FILE - In this Feb. 17, 2020, file photo, Arizona Coyotes left wing Taylor Hall (91) is shown during the first period of an NHL hockey game against the New York Islanders, in Glendale, Ariz. The NHL is embarking on a free agent period like never before in hockey history. Defensemen Alex Pietrangelo and Torey Krug and winger Taylor Hall headline a talented free agent class.