boy. we'll keep you updated. a major development in a decades-old case. officials in california announcing today the rest of the man they believe is the golden state killer. for more than four decades, the identity of the person who murdered 12 people and rape-edu thousands more in the '7 it is an '80s has been a mystery. trace gallagher has more. >> the investigation has been active for 42 years in joseph james deangelo's names was never mentioned until six days ago. the 72 euros suspect has lived unbothered in a sacramento suburb for more than three decades. when the majority of the 45 rapes and 12 murders happened, he was a police officer. he was fired from law enforcement for shoplifting a hammer and a can of dog repellent. he never contested his termination and experts say that is likely because he wanted to avoid a deeper investigation. in 1976, the suspect was initially dubbed the east area