Hundreds of people die from extreme heat during the haj pilgrimmage. CBC News gets exclusive access to a medical evacuation team treating Ukrainian soldiers, including conscripts.  Grizzly-polar bear hybrids exist, but they're more rare than scientists thought. 

Trudeau government defends not hitting the NATO defence-spending target ahead.  NDP MP Jenny Kwan says the House of Common can and should name politicians accused of participating in foreign interference. North Korea's Kim Jong Un and Russian President Vladimir Putin sign comprehensive...