CBS Evening News with Norah O'Donnell, 08/20/24

New details on the 13 people arrested yesterday. The majority for breaching a security perimeter for the democratic national convention. No fizzing was put up early this morning police say to prevent that from happening again. the Obamas take center stage at the democratic national convention. What we are learning about the former president's speech Nearly two decades after he first accepted the party's nomination.