Wildlife photographer shares the beauty of Yellowstone National Park through his lens

In the series "USA to Z," which celebrates 250 years of American history and culture, Kelly O'Grady sits down with wildlife photographer Tom Murphy to talk about Yellowstone National Park and the importance of preservation. "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]