MESA, Arizona — A 35-year-veteran of the Mesa Fire Department died Tuesday morning while on duty. Firefighter Mark Keller, ...

Hundreds have gathered to honor a Mesa firefighter who passed away earlier this month.The funeral and procession for Mesa ...

Watch the full procession for Mesa Firefighter Paramedic Mark Keller, who died while on duty last week. The procession will ...

PHOENIX — The funeral services for longtime Mesa firefighter Mark Keller will begin Wednesday evening. Keller, 62, was found ...

MESA, AZ (AZFamily) — The Mesa Fire and Medical Department is mourning the loss of one of its firefighters who passed away ...

Mesa firefighter died on duty last week, it was announced. Mark Keller, 62, who lived in Gilbert, was found dead the morning of May 6. Details of his death were not released. “My heart is with the ...

PHOENIX — The Mesa Fire and Medical Department is in mourning after the death of longtime firefighter Mark Keller. Keller was ...

Mesa Fire Department mourns loss of firefighter Mark Keller, who died on duty. Mayor Freeman and Chief Cameli express deep ...

The Mesa Fire Department is mourning the loss of Firefighter Mark Keller. Officials say Keller died Tuesday morning while on ...

Family, friends and fellow firefighters gather to honor and say goodbye to Mesa firefighter Mark Keller. Poison hemlock has ...

Mesa firefighter Mark Keller was "found passed away while on duty" according to Mesa Fire and Medical Department officials. Keller was a 35-year veteran of Mesa Fire and Medical. MESA, Ariz.

A 35-year Mesa firefighter died on duty last week, it was announced. Mark Keller, 62, who lived in Gilbert, was found dead ...