A man died Sunday morning after collapsing near the finish line of the Los Angeles Rock ‘n’ Roll half-marathon. He was identified as Charles Whitmore Riske of Costa Mesa. Riske was 37 years-old when he passed away, reports the Los Angeles Times . Los Angeles Fire Department spokesperson Erik Scott told KTLA that paramedics performed CPR on the scene before transporting Riske to the hospital, where he later died. Dr. Lewis Maharam, Medical Director of Rock ‘n’ Roll, released this statement: We regretfully confirm that a participant passed away after Sunday’s half marathon. We are deeply saddened by this tragic loss and our heartfelt sympathies go out to the runner’s family and loved ones. The family has asked for their privacy during this difficult time. Out of respect for their request, we have no further comment. Craig Harvey, a spokesperson for the Los Angeles County coroner’s office, confirmed to the Huffington Post that they haven’t yet determined the cause of death. Riske was the president of Catalyst Development Partners, Inc. , a design firm that specializes in cost-effective energy installations for commercial real estate. Story is developing… The rest is here: Man Dies Near The End Of Half-Marathon