Pictured: In this September 2021 file photo, Jason Hurley, Middle Tennessee State University Police training sergeant, models deflecting an attack with MTSU police officer Katelynn Erskine as part of the self-defense course Rape Aggression Defense Systems, or RAD, offered free of charge. Registration is open for the next RAD course that begins July 5, 2022. (MTSU file photo by Stephanie Barrette)

Pictured: In this September 2021 file photo, Middle Tennessee State University student Gaby Jaimes, left, practices defending against an attack from her partner Savannah Winegar, another MTSU student, as part of the free self-defense course Rape Aggression Defense Systems, or RAD. Registration is open for the next RAD course that begins July 5, 2022. (MTSU file photo by Stephanie Barrette)

Pictured: In this September 2021 file photo, Katelynn Erksine, Middle Tennessee State University master patrol officer, and Sgt. Jason Hurley demonstrate blocking a choke during last year’s self-defense Rape Aggression Defense Systems, or RAD, course. Registration is open for the next RAD course that begins July 5, 2022. (MTSU file photo by Stephanie Barrette)