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

Amidst a whirlwind of political fervor, 13 arrests highlight security concerns at the Democratic National Convention. Barack Obama's highly anticipated keynote speech is sure to ignite enthusiasm for the upcoming election. Meanwhile, urgent global crises cast shadows over the event, including ongoing situations in Gaza and a tragic maritime accident. Discussions also unfold around community safety, a controversial weight loss drug, and urban redevelopment aimed at healing fractured neighborhoods. Plus, back-to-school season brings convenient shopping solutions for busy families.