. >> itzel espinosa shot, killed and left in a stolen car. the driver and the man who gave her alleged killer. the gun. busted. but where is lindsay aguilar? the girl cops say pulled the trigger. >> there are definitely people who know about her whereabouts. >> plus, help police solve this. a wisconsin college student crashes her car. what starts out as an accident turns into a baffling missing person's case. >> it was just totally out of character for her to go missing on her own. >> where is amber wild card? did she wander off with amnesia, or is she the victim of foul play? >> her car was found unlocked. keys were in the car. >> 60 suspicious phone calls, 900 mystery miles on her odometer, and the secret diary she left behind with a bombshell revelation. >> she's her own star witness. >> thanks for joining us. a story making headlines right now in phoenix, arizona. police need your help finding lindsay aguilar. they say she shot and killed 17 year old itzel espinosa after the two got into a fight. and while two other people connected with