According to KOAT, Lilly Garcia, 4, was shot in the head about 3 p.m. Tuesday when someone in another vehicle opened fire on the car she, her parents and brother were traveling in on Interstate 40 in Albuquerque. The suspect then drove away, police said.

The girl's parents – who, along with Lilly's 7-year-old brother, were not injured – pulled over onto a median. A man who saw the familycalled 911, then two nurses tried to help the girl until ambulances arrived on the scene, The Associated Press reportsLilly was taken to a nearby hospital, where she later died.

>> Click here to listen to the 911 call

"This evening, Torrez confessed to investigators he was responsible for the murder," police said in a statement.

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More than $57,000 has been raised for Lilly's family through a GoFundMe page.

"She was so proud to tell people she just turned 4," Lilly's father, Alan Garcia, told ABC News. "She just started school two days ago. She was very bright and very smart."