An 87-year-old driver who struck five people in a Highland Park crosswalk may have run a stop sign, according to witnesses. Courtney Friel reports from Highland Park for the KTLA 5 News at 1 on Friday, Jan. 24, 2014.

A 52-year-old woman who was one of five family members struck by a car outside an elementary school in Highland Park on Friday has died, officials said.

The woman, Guadalupe Chavez, along with her daughter and three grandchildren, were struck when a car drove through the intersection of Avenue 57 and Meridian Street outside Yorkdale Elementary School about 8:12 a.m., Los Angeles police said.

Chavez succumbed to her injuries on Sunday, police said.

Chavez's 10-year-old granddaughter, Marina Carrillo, remains in critical condition. The three other victims suffered minor injuries. The 87-year-old driver, whose name has not been released, was not injured, authorities said.

An investigation into the incident is continuing, police said.

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