Authorities have publicly identified six people who lost their lives over the last week to injuries suffered in San Diego County traffic crashes.

The most recent of the roadway fatalities took place shortly before 2:30 a.m. Saturday, when Nicolas Henderson, 21, crashed on northbound Interstate 5, just south of Interstate 8, in Old Town, according to the county Medical Examiner’s Office. Henderson died at the scene of the solo wreck.

A day earlier, a San Ysidro man succumbed to injuries he had suffered months earlier in a South Bay freeway collision, the county agency reported. Aaron Cardenas, 20, was involved in a two-vehicle crash on northbound I-5, south of Mile of Cars Way, in National City on April 2 and was admitted to UCSD Medical Center. He died Friday evening.

Just before 8 a.m. Friday, Jerry Richards, 86, of Oceanside was gravely injured in a collision on Carlsbad Village Drive at Glasgow Drive in Carlsbad, according to the medical examiner. Paramedics took Richards to Scripps Memorial Hospital La Jolla, where he died early that evening.

Shortly before 8:30 p.m. last Wednesday, Nabeel Qiryaqos, 70, of Santee was involved in a solo vehicle crash on East Chase Avenue in El Cajon, the county agency reported. An ambulance took Qiryaqos to Sharp Grossmont Hospital in La Mesa, where he died about an hour later.

That same day, a San Diego man died at Sharp Memorial Hospital due to injuries he had sustained nine days earlier in an East County traffic crash. Steven Valliere, 46, was injured when two vehicles collided on Fletcher Parkway at Village Parkway in El Cajon about 10:30 a.m. July 20, according to the medical examiner.

Also last Wednesday, a teenage Irvine resident succumbed to injuries suffered earlier in the month in a San Diego-area traffic crash. On the afternoon of July 25, paramedics took Julianna Yoon, 18, from the scene of the collision on southbound I-5 near Aliso Creek Rest Area to Scripps Memorial Hospital La Jolla. She died four days later.