Kansas City Chiefs defensive end B.J. Thompson was identified as the player who was rushed to a hospital after he had a seizure during a special teams meeting, per ESPN's Adam Teicher.
The Chiefs canceled all football activities on Thursday after the emergency.
Thompson went into cardiac arrest after the seizure but is now in stable condition, per reports. Team doctors and athletic trainers immediately responded to Thompson after his seizure, per The Athletic's Nate Taylor.
Thompson woke up Friday afternoon after being unconscious earlier in the day, according to NFL Network's Tom Pelissero.
Who is Chiefs DE B.J. Thompson?
The Chiefs drafted Thompson, 25, with the No. 166 pick of the fifth round in 2023 out of Stephen F. Austin. Thompson played in one game this past season. He recorded two combined tackles in 28 defensive snaps in the Chiefs' Week 18 win over the Los Angeles Chargers. Thompson also played in 16 special teams snaps.
Thompson originally played two seasons at Baylor before he transferred to SFA in 2019. Thompson tallied four sacks and six tackles for a loss in 19 games with the Bears. He had 8.5 tackles for a loss and six sacks in 10 starts for the Lumberjacks in 2020 and won Southland Conference Newcomer of the Year. Thompson added 9.5 sacks in 2021 and five sacks in 2022.
The second-year defensive end is also the younger brother of tight end Blake Mack, who signed with Kansas City as an undrafted free agent in 2018 but didn't make the team.
This story will continue to be updated as more information comes out.
Reactions to B.J. Thompson news
Thompson's college head coach, Colby Carthel posted a prayer for his former player on social media soon after Thompson was identified.
Prayers up for @SFA_Football’s own, @_BJThompson…🙏🙏🙏
— Colby Carthel (@CoachCarthel) June 6, 2024
Thankful for the @Chiefs medical team, as their rapid and excellent response made the difference for BJ. Great work in a tough situation! #AxeEm🪓 https://t.co/ThEABiymyF
The Chiefs team chaplain held a moment of silence before a celebrity softball game after the news of Thompson's emergency.
Before the celebrity Softball game .. the Chiefs Team Chaplain held a moment of prayer for BJ Thompson, who is in stable condition. #Chiefs pic.twitter.com/x9Tmc2vc8y
— Harold R. Kuntz (@HaroldRKuntz3) June 7, 2024
Chiefs players and coaches react to Thompson's emergency
Chiefs player and coaches spoke about the Thompson incident at Friday's practice.
Head trainer Rick Burkholder went into deeper detail as to what happened with Thompson during Thursday's practice. Burkholder explained that after Thompson went into cardiac arrest, kicker Harrison Butker ran to grab the team's trainers to attend to Thompson. An ambulance transported the defensive end to a hospital, where he stayed overnight.
#Chiefs head trainer Rick Burkholder told reporters that Harrison Butker ran to the training room to get trainers after BJ Thompson suffered a seizure and went into cardiac arrest on Thursday.
— Ari Meirov (@MySportsUpdate) June 7, 2024
Thompson was brought out of sedation this morning. He is alert, awake, and recovering… pic.twitter.com/cZ2wSbONHi
Chiefs safety credited Butker and the training staff for their speed in making sure Thompson was OK.
"Harrison [Butker] is that guy and he loves all of us," Reid said, per The Athletic's Nate Taylor. "It's much deeper than football. In a moment like that, you have to put yourself in action."
Defensive end George Karlaftis added that the team is "blessed to have such great teammates and athletic trainers."