Four astronauts onboard the Artemis II have returned to Earth after their historic mission around the moon; Liberals gather for party's convention in Montreal; Why developers say a new AI tool is too dangerous to release publicly; plus, how Canada’s new curling league hopes to rock the country’s sports landscape. Subscribe to CTV News to watch more videos: https://www.youtube.com/ctvnews Connect with CTV News: For live updates and latest headlines visit: http://www.ctvnews.ca/ For breaking news,