The Twin Falls Police Department has released harrowing surveillance footage showing 24-year-old Chad Williams carrying out a deadly mass shooting at an In-N-Out drive-thru. The video captures the gunman targeting employees and customers, resulting in three fatalities and multiple injuries. The footage, which shows the suspect firing into the payment window, provides a chilling look at the rampage that has devastated the local community. Authorities continue to investigate the motive behind the attack. Beloud