A motorcyclist was killed in a terrible accident in Clairemont Mesa on Monday evening around 11:00 p.m. According to NBC San Diego, the motorcyclist was speeding westbound on Balboa Avenue east of Clairemont Mesa when he struck the curb and then a guardrail. The motorcyclist slid across all the lanes and landed in the far-right lane upon impact. No other vehicles were involved in the accident. The team at Harris Personal Injury Lawyers send our deepest condolences to the friends and family of the motorcyclist.