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 ...

The funeral and procession for Mesa firefighter paramedic Mark Keller was held in the East Valley on Thursday morning.

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 ...

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

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

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

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

Mark Keller, the Mesa firefighter who died on duty last week, is being remembered as someone who dedicated his life to his community and family.

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.

Deemed a "firecracker" by an activity director at the independent living facility she now calls home, Angelina Nicargi ...