Riley Patrick Mulvihill, 20—A Young Life Lost Instantly on SR 92

The community of Sierra Vista and Cochise County, Arizona, is heartbroken by the devastating loss of Riley Patrick Mulvihill, who was killed instantly in a tragic two-vehicle crash. Riley was only 20 years old. The fatal accident took place on State Route 92 at approximately 4:44 p.m. on Wednesday, November 25, 2025. The abruptness of this tragedy has left his family and friends reeling from a grief that defies comprehension.

The Unthinkable Cost: Declared Deceased at the Scene

According to the Arizona Department of Public Safety (AZDPS), the accident occurred when the Mazda Miata, driven by Riley, was attempting a left turn on Highway 92 and failed to yield to an oncoming Toyota Sienna. The subsequent impact was catastrophic, resulting in Riley being declared deceased at the scene. While the occupants of the Toyota sustained only minor injuries, and a passenger in the Mazda was airlifted with non-life-threatening injuries, the full weight of the incident rests on the loss of Riley’s promising future. It is a stark, painful reminder of how quickly life can change on Arizona’s roadways.

Rallying Around Sorrow: Supporting Riley’s Grieving Family

Riley Patrick Mulvihill was a cherished son, brother, and friend. His unexpected departure leaves behind a profound void. In this desperate time, the family is attempting to cope with the emotional toll while facing immediate financial burdens. To help ease this struggle, Mulvihill’s family has set up a GoFundMe to assist with funeral and memorial expenses. As the AZDPS continues to investigate the circumstances of the crash, the wider community is urged to embrace Riley’s loved ones and offer comfort during this period of insurmountable sorrow.