From Jayski.com:

Shooting suspect arrested; accused of firing into crowd at NASCAR event: A man suspected of opening fire on a crowd at California Speedway during NASCAR [Busch Series] races last month was arrested Monday by sheriff's deputies. Ramon Luis Caraballos, 30, of San Bernardino was booked into Central Detention Center on suspicion of assault with a deadly weapon, San Bernardino County sheriff's deputies said. Deputies from the Fontana station responded to a reported shooting at 8:17pm/pt, Saturday, Feb. 24 at the Speedway, 9300 Cherry Ave. The shooting occurred after a fight between Caraballos and another man. Deputies said Caraballos had been drinking and punched the man in the face. He then pulled out a knife and later got a gun from his car. He fired twice at the man and a crowd behind him, but no one was struck, deputies said. Investigators identified Caraballos as the suspect Monday and arrested him in San Bernardino. Sheriff's spokeswoman Jodi Miller did not have any further information on the incident Tuesday evening. He was being held on suspicion of assault with a deadly weapon in lieu of $50,000 bail, according to the sheriff's online log. A call to California Speedway on Tuesday was not returned.(San Bernardino County Sun)(3-21-2007)