Authorities reached out to the public Wednesday for help in solving a decade-old northern San Diego-area murder mystery.
Shortly after 10 p.m. on March 22, 2016, patrol officers responding to a report of a shooting found 35-year-old Brandon Keiser lying mortally wounded on a sidewalk in the 400 block of South Freeman Street in his hometown of Oceanside, according to the Oceanside Police Department.
Keiser died before paramedics could take him to a hospital…