CHP says alcohol may have played a role in a late-night crash east of Tully Road that killed two men and injured eight people.
New records say the murder suspect lived under another name in Arizona, while a Colorado judge pushed his trial back for more discovery review.
The June 16 operation involved local deputies, Homeland Security Investigations and ICE, with additional Lyon County charges still pending.
Phoenix police say the cause of the south Phoenix wreck remains under investigation, and alcohol or drugs were not believed to be factors.
The 20-year-old athlete died at the scene after the vehicle went down an embankment in the Cajon Pass. Two other passengers were critically hurt.
Authorities say the deadly wreck involved several vehicles on a stretch of U.S. 93 north of Wells.
Authorities say the off-road vehicle overturned near 185th Avenue and Deer Valley Road, leaving one person dead and another hospitalized.
Authorities said at least one vehicle caught fire near McClintock Drive, forcing a long closure on the westbound freeway.
A morning crash and a separate injury collision slowed traffic across several East Bay corridors, including the Bay Bridge approach.
A Sunday afternoon collision left a motorcyclist dead, burned a Subaru, and forced traffic onto Constantia Road while crews cleared the scene.