Alex Ovechkin says his broken left foot is healing well after playing almost three full games on it last month, according to an ESPN.com report.

"Right now, I'm walking fine," Ovechkin said during a conference call Sunday. "I'm going to start playing tennis soon so I'm going to be in good shape. ... It's kind of getting better. I feel pretty good about my foot."

Blues forward Andy McDonald has decided to retire, becoming the latest NHL player to have his career shortened by concussions, according to an ESPN.com report on Thursday.

A veteran of 685 career games, the 35-year-old has opted to stop playing rather than put his future at risk with another bad hit.

Kings center Mike Richards will miss a third straight game Thursday in the Western Conference finals against the Blackhawks due to a concussion, according to an ESPN.com report.

"He didn't skate today, so he won't play tonight," coach Darryl Sutter said Thursday morning as his team prepared for Game 4.

Bruins forward Gregory Campbell will miss the rest of the playoffs after breaking his right fibula in Wednesday night's win over the Penguins in Game 3 of the Eastern Conference finals, according to an ESPN.com report.

Blackhawks defenseman Duncan Keith said he accidentally high-sticked Kings forward Jeff Carter in the face in Game 3 of the Western Conference finals.

The NHL player safety group is reviewing the incident, in which Keith opened a gash requiring stitches on Carter's face.

A source told ESPN.com's Pierre LeBrun that the NHL will have a disciplinarian hearing with Keith on Wednesday.

Kings center Mike Richards will miss his second consecutive game in the Western Conference finals due to a suspected concussion, according to an ESPN.com report. 

Kings head coach Darryl Sutter confirmed Tuesday morning that Richards remains sidelined and won't dress for Game 3 against the Blackhawks.