A motorcyclist was killed and another badly hurt in a head-on crash on Hawaii Island, and the driver now faces serious criminal charges.

• A 55-year-old motorcyclist, William Simo, died at the scene after a Tesla hit him head-on.
• Police say the Tesla driver, 39-year-old Jeremy Alexander Fleming, crossed into the eastbound lane while passing other vehicles.
• Simo's motorcycle then struck a second motorcycle riding near him.
• The second rider was flown to Queen's Medical Center in Honolulu with serious injuries.
• Fleming is charged with manslaughter, negligent homicide, and causing injury.

Outlook: The case moves into the courts, and police are expected to release more details as the crash investigation continues.