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Arizona State places hockey coach on leave after Blues prospect’s collapse

Arizona State placed hockey coach Greg Powers on administrative leave on Wednesday as the school investigates the collapse of a player during an outdoor workout.

Published: Wednesday, 30 September 2026 at 6:34 PM
Arizona State places hockey coach on leave after Blues prospect’s collapse
Key Things to Know
  • Arizona State placed hockey coach Greg Powers on administrative leave following the collapse of player Matthew Mayich.
  • Mayich suffered external heat stroke during an outdoor workout on August 20 and is unlikely to recover.
  • Assistant coach Mike Corbett will lead the team against Lindenwood until an interim coach is announced.
The Story in 60 Seconds

Arizona State University placed hockey head coach Greg Powers on administrative leave on Wednesday following the collapse of defenseman Matthew Mayich during an outdoor workout. Powers will miss the season opener against Lindenwood, with assistant coach Mike Corbett taking charge until an interim coach is named. Athletic director Graham Rossini announced the decision as the university investigates the incident.

The 21-year-old Mayich, an NHL prospect for the St. Louis Blues, collapsed on August 20 from heat stroke that limited oxygen to his brain and is unlikely to recover, according to a family attorney. The administrative leave comes after seven players and Mayich's parents urged university leadership to remove the coaching staff pending an independent investigation.

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