In this Jan. 30, 2019, photo, light casts over a group of targets used by the "guardians" during a training session to respond to active shooters in Okeechobee, Fla. Okeechobee is one of the Florida districts that have started training and arming non-instructional personnel in the aftermath of the Marjory Stoneman Douglas High School shooting. Authorities keep the identities of these ??sguardians??? secret, citing security reasons. (AP Photo/Brynn Anderson)