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Authorities asked for the public’s help Sunday in their search for two children they believe were abducted by their father from the L.A. County-USC Medical Center in Boyle Heights.

The L.A. County Sheriff’s Department identified the children as 14-year-old Anyssa Cortez and 12-year-old Christopher Cortez.

Officials described Anyssa as 4 feet, 10 inches tall and 106 pounds. She has black hair and brown eyes, and she wore a dark-green tank top and white shorts with red polka dots, according to the Sheriff’s Department.

Christopher also has black hair and brown eyes and stands 4 feet, 10 inches tall and weighs 147 pounds, authorities said. He wore a white shirt, black sweatpants and black-and-white sandals.  

Their biological father, 38-year-old Christopher Cortez, allegedly abducted them around 9 p.m. Saturday in a dark-colored SUV. The Sheriff’s Department described him as having black hair and brown eyes, 5 feet, 9 inches tall, and 185 pounds.

Anyone with information can call Detective Gentner at 562-522-2574 . Those who wish to remain anonymous can contact Crime Stoppers by calling 800-222-8477, using the “P3 Tips” mobile app or visiting lacrimestoppers.org.

The Sheriff’s Department provided no further details about the case.