In which state is Duke University located?

In which state do the St. Louis Blues play their home games? In which state do the Tampa Bay Lightning play their home games? In which state do the Vegas Golden Knights play their home games? In which state do the Chicago Blackhawks play their home games? In which state is Vanderbilt University located? In which state is Rice University located? In which state is Emory University located? In which state is Tulane University located?