Suspect arrested after standoff in ambush killing of Los Angeles County sheriff's deputy

Los Angeles County Sheriff's Deputy Ryan Clinkunbroomer was shot and killed while sitting in his patrol car near a sheriff's station.
Surveillance footage showed a vehicle pulling up to the deputy's car before the shooting.
A person of interest was detained before the arrest of 29-year-old Kevin Salazar following a standoff.
The motive for the targeted attack remains unknown.
Clinkunbroomer was a dedicated officer who had recently become engaged.