David Muir

David Muir visited the location where the Declaration of Independence was signed in 1776 and viewed the first draft of the U.S. Constitution. The event occurred in Philadelphia, marking a significant historical moment.

ABC's 'World News Tonight' was the most-watched nightly newscast in June, with David Muir maintaining the lead while Tom Llamas narrowed the demographic gap. CBS trailed in the ratings race.

China is developing humanoid robots, which could aid humans, amidst a global race for artificial intelligence and robotics technology. David Muir examines these advancements. The technological progress may have significant implications.

CBS News anchor Tony Dokoupil will broadcast from Taipei instead of Beijing this week after failing to obtain a Chinese visa in time, forcing the network to adjust its coverage plans for a major global summit. This setback comes as CBS Evening News continues to see declining ratings and faces scrutiny over its editorial direction and leadership experience.

David Muir speaks with two animal nonprofit organizations that helped remove 1,500 beagles and are working to get them adopted in 40 states. The organizations are aiding in the relocation of the beagles to their forever homes. The effort is a large-scale animal rescue operation.

EMT students at a college in Wisconsin saved their instructor Karl Arps' life after he went into cardiac arrest during a CPR lesson. The students noticed the signs and jumped into action. David Muir reported on the incident.

Three boys awaiting heart transplants at Texas Children's Hospital formed a bond while receiving care. Within 10 days, all three received successful heart transplants, strengthening their friendship and marking a medical milestone.

The Artemis II crew discussed their 'intense' reentry experience with ABC News' David Muir following their 10-day lunar mission. The astronauts shared insights nearly a week after returning from the historic moon journey.