YAKIMA, Wash. - A 20-year-old man was charged with another count of murder on Tuesday in Yakima County Superior Court.
Police said Blake Young caused a fatal accident on October 22, while leading police on a high-speed chase.
Davis High School senior Guillermo 'Bobby' Aguilar was killed in the crash.
And on Monday, Edgar Mendoza-Trevino died of injuries he sustained in that crash.
Prosecutors then changed one of Young's vehicular assault charges to murder.
Juan Hernandez-Ortega was also seriously injured in the crash.
He remains in critical condition.
Young's trial is set to begin on December 11.