Philadelphia buries time capsule to commemorate America's 250th birthday

To commemorate America's 250th birthday, Philadelphia will bury a time capsule on the same grounds where the Founding Fathers signed the Declaration of Independence. "CBS Saturday Morning" delivers two hours of original reporting and breaking news, as well as profiles of leading figures in culture and the arts. Watch "CBS Saturday Morning" at 7 a.m. ET on CBS and 8 a.m. ET on the CBS News app. Subscribe to "CBS Mornings" on YouTube:    / cbsmornings   Watch CBS News 24/7: https://cbsnews.com/live/ Download the CBS News app: https://cbsnews.com/mobile/ Follow "CBS Mornings" on Instagram:   / cbsmornings   Like "CBS Mornings" on Facebook:   / cbsmornings   Follow "CBS Mornings" on X:   / cbsmornings   Subscribe to our newsletter: https://cbsnews.com/newsletters/ Try Paramount+ free: https://paramountplus.com/?ftag=PPM-0... For video licensing inquiries, contact: [email protected]