It's a cruel summer. The United Nations is sounding the alarm about record-shattering heat, urging people and politicians to take action. It's not just the land getting warmer - so are our oceans. Now scientists warn the Gulf Stream system, the vital ocean currents running through the northern part of the Atlantic Ocean, could collapse soon. When it could happen, how likely it is to occur, and the potential consequences. This year's intense wildfire season means governments, scientists and first responders are working to embrace new strategies and technology to fight the flames. How artificial intelligence could be a critical tool. Prime Minister Justin Trudeau has made his biggest cabinet shuffle since coming to power, with the federal Liberals calling the overhaul an economic revamp. The possible reasons David Lametti was removed from the justice portfolio, the potential implications, and why Anita Anand was appointed Treasury Board president. About 6.5 million Canadians don't have a family doctor. Those who do have one can't always get an appointment right away. Now a Calgary clinic is offering paid memberships, allowing patients to jump the queue for health care. The cost, the controversy, and the legalities. Plus, former U.S. president Donald Trump is getting hit with new criminal charges. What he's accused of doing in relation to surveillance video from his Mar-a-Lago resort. And caught on camera: the winners of an international photography competition with a focus on climate change.