On the June 29th 2021 edition of WWE NXT, Mercedes Martinez appeared to be legitimately knocked out from a kick by Xia Li. The match was stopped with Xia Li and Boa being declared the winners in their match against Martinez and Jake Atlas.
Sean Ross Sapp of Fightful.com noted the following about the incident…
Mercedes Martinez was checked in the back and talent/staff were told she's headed to the hospital for further evaluation
— Sean Ross Sapp of Voice Over Work (@SeanRossSapp) June 30, 2021