A motorcyclist who was killed in a Riverside car accident after being struck by a suspected drunk driver has been identified by authorities as 23-year-old Brian C. Sgambati.

Several vehicles including a motorcycle were involved in a Los Angeles car accident the afternoon of December 7, 2009 on the 210 Freeway in Azusa, the San Gabriel Valley Tribune reports.

A 48-year-old LAPD officer who was killed in a motorcycle accident in Atwater Village, was identified as Kenneth Aragon.

Authorities have identified a 26-year-old man who was fatally injured in a Riverside car accident as Michael Hughes.

Authorities have identified a man who has been critically injured in a motorcycle accident as 24-year-old Tommy Cockerham.

Officials have identified an LAPD motorcycle officer who was critically injured in a Los Angeles car accident on the 5 Freeway November 7, 2009 as Timothy Kay.

A motorcyclist, who was killed in a Ventura car accident after his motorcycle struck another vehicle has been identified as 50-year-old Jeffrey Decker. According to a news report in the Ventura County Star, the coroner determined Decker's cause of death as head injuries.

The San Francisco Almanac reports two riders were seriously injured in a California motorcycle accident that happened the afternoon of October 11, 2009.