The CBS Evening News for July 30th featured updates on two significant events. First, new video footage related to the recent plane crash in Washington D.C. was released during a National Transportation Safety Board (NTSB) hearing. The video is expected to provide crucial insights into the cause of the accident. Second, Minnesota is grappling with a major cyber attack targeting key infrastructure. The severity of the attack prompted the activation of a specialized National Guard cyber unit to assist in mitigating the damage and restoring systems. Authorities are working to identify the source of the attack and implement preventative measures.