From the NHLPA and the NHL:
TEAMS COMPLETE ROSTERS FOR WORLD CUP OF HOCKEY 2016
173 NHL Players Selected To Compete in Best-on-Best International Tournament;
Two Blue-Chip Prospects for 2016 NHL Draft Also Named
TORONTO (May 27, 2016) – All eight teams announced today their final, 23-man rosters for the World Cup of Hockey 2016, the best-on-best international hockey championship that will be held Sept. 17 – Oct. 1 at Air Canada Centre in Toronto.
Each of the eight teams – Team Canada, Team Czech Republic, Team Europe, Team Finland, Team North America, Team Russia, Team Sweden and Team USA – added seven players today, joining the 16 selected to the respective teams on March 2.