LOS ANGELES—An ex-con was sentenced Tuesday to life in prison without the possibility of parole for taking part in a violent crime spree that included a motorist being fatally shot in Panorama City and a wrong-way freeway crash in which a woman and her three children were injured in Sun Valley. Artyom Gasparyan, 38, was convicted in August of more than 30 counts, including a first-degree murder charge stemming from the Dec. 30, 2015, killing of Adan Corea, a 32-year-old father of two who lost control of his vehicle after being shot. Jurors also found true the special circumstance allegation of an intentional shooting from a vehicle, along with an allegation that Gasparyan was not armed but knew that the gunman was armed. Superior Court Judge Kathleen Kennedy had earlier rejected a motion made at the behest of District Attorney George Gascon to dismiss the special circumstance allegation, which opened …