UNION CITY, CA, (September 11, 2026) – A 14-year-old Palo Alto girl was killed in a two-vehicle crash involving a sedan and a commercial box truck Friday morning in Union City, authorities said.
The victim was identified as Abigail Daisy Giselle Baca, according to the Alameda County coroner.
According to the Union City Police Department, Baca was a front-seat passenger in a Mazda sedan that collided with a large commercial box truck at the intersection of Alvarado-Niles and Decoto roads.
Emergency personnel responded to the scene shortly after 8 a.m. and transported Baca to a local hospital. She succumbed to her injuries three days later.
A GoFundMe fundraiser has been launched to help cover Abby’s funeral and other expenses.
The cause of the crash remains under investigation.
