Riley Mulvihill, 20—Life Stolen in Tragic Hereford SR-92 Collision

The Sierra Vista, Arizona, community is reeling from the devastating news of the tragic accident that claimed the life of Riley Mulvihill. Riley was just 20 years old when he passed away on Tuesday, November 25, 2025, in a horrifying collision on SR-92 in Hereford, AZ. What began as a routine drive in his Red Miata turned into a multi-vehicle catastrophe when his car was violently struck by another vehicle around 4:42 p.m., extinguishing a vibrant life that had just begun.

The Catastrophe on SR-92: A Crash That Affected Many

The heartbreak over Riley’s death is magnified by the scale of this terrible tragedy. The collision was not only fatal for Riley but resulted in severe injuries for others. Authorities confirmed that Riley’s passenger was sent to Banner Hospital in Tucson with injuries. Furthermore, the driver of the van carrying children was also taken to Canyon Vista Hospital. This one devastating incident has touched numerous lives, leaving a widespread trail of pain, fear, and grief across the community.

A Community Gathers: Mourning a Life Cut Cruelly Short

Riley Mulvihill was a beloved young man whose energy and future were snatched away far too soon. His friends, family, and neighbors in Sierra Vista are struggling to comprehend this profound, violent loss. A public vigil was planned at Veterans Memorial Park, offering a space for the community to share their sorrow and reflect on the memories of a life tragically interrupted. As loved ones mourn, they draw strength from the memory of Riley’s spirit, demanding that the short time he was here be remembered for the joy he brought, not the tragedy that took him.