MESA, AZ (AZFamily) — The Mesa Fire and Medical Department is mourning the loss of one of its firefighters who passed away unexpectedly.
Officials confirm that firefighter paramedic Mark Keller was found dead while on duty Tuesday morning, but details of his passing were not disclosed.
“My heart is with the Keller family in this difficult time. We are deeply saddened by the loss,” Mesa Fire Chief Mary Cameli said in a statement. “Department leadership, United Mesa Firefighters Local 2260, peer support services, and fire chaplains are supporting the Keller family and members of the department. I ask that the Keller family be in everyone’s thoughts and prayers today.”…