An Arizona college student allegedly plowed into three people with his Porsche , killing all of them as they were walking in a crosswalk, then darted home to call his rich father in California with "significant resources" for help — and a private lawyer, reports say.

"I cannot believe that you drove away and left them there," said Andrea Santos, mother of 22-year-old victim Josiah Santos, during Louis Artal's first court appearance last week, according to the Arizona Daily Star .

Artal, 19, is accused of killing Santos, Santos' girlfriend Sophia Troetel, 21, and Katya Rosaura Castillo Mendoza, 21, with his 2019 Porsche Boxster while "impaired by alcohol and or drugs," according to a Tucson Police Department press release .

"Witness interviews, in conjunction with roadway and physical ev

See Full Page