How many member teams are in the hockey league which Murray Williamson played, coached, and managed within?
United States Hockey League The United States Hockey League (USHL) is the top junior ice hockey league in the United States. The USHL has 17 member teams located in the Midwestern United States, consisting of players who are 20 years of age and younger. The USHL is strictly amateur, allowing former players to compete in NCAA college hockey.
Swiss League The Swiss League is the second tier of the main professional ice hockey league in Switzerland, behind the National League. The winners of this league each season play a best-of-seven series against the bottom team of the NL and, if they win, they are promoted, while the National League team is relegated to the Swiss League.