Two of the top Stanley Cup contenders in the Western Conference are not waiting until trade deadline day to make significant additions down the middle.

Rasmus Andersson scored Calgary’s first power-play goal since early in the playoff opener, Jacob Markstrom had 34 saves and the Flames beat the Dallas Stars 4-1 in Game 4 to even their first-round series.

A person with direct knowledge of discussions tells The Associated Press that the NHL is reintroducing enhanced COVID-19 protocols.