Getty Ottawa Senators captain Brady Tkachuk might be dealing with a serious issue, according to a renowned medical expert. The Ottawa Senators locked up their ticket to the 2026 NHL playoffs, but not without alarming news regarding their captain, Brady Tkachuk. Tkachuk left the game in the second period after a seemingly innocuous collision with New York Islanders defenseman Ryan Pulock. Pulock ran into Tkachuk as he got on the ice during a line change. Following the relatively minor impact,