A shooting that occurred at a Vancouver, Washington mall on Halloween night has resulted in one fatality and two injuries. The suspect, who reportedly wore a Joker mask during the attack, has been arrested and is facing murder and assault charges. Witnesses described a horrifying scene, with families hiding in fear. Survivors expressed their gratitude towards good Samaritans who helped them during the chaos. The police are continuing their investigation, having labeled the incident a targeted attack, and are seeking public assistance to identify additional individuals who may have been present during the shooting.