SAN DIMAS (CBSLA.com) — A memorial service was held Wednesday for Sgt. Al Lopez, who died of a heart attack while on duty in Compton.

The service began at 11 a.m. at Christ’s Church of the Valley, located at 1404 West Covina Boulevard.

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The funeral was closed to the general public, but was streamed online.

Lopez, 47, died at a hospital shortly after his patrol car crashed on Oct. 24 at Myrrh Street and Willowbrook Avenue.

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A preliminary investigation revealed he went to assist other deputies who were involved in a pursuit of a stolen car when the crash took place.

An autopsy determined the 26-year veteran suffered a heart attack, and his death was listed as the result of natural causes, according to the coroner’s office.

Lopez is survived by his wife and two adult children.

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