Manitoba's Tataskweyak Cree Nation declares a state of emergency over a mental health crisis. What's fuelling this tragedy? Plus, why COVID-19 cases are resurging in the U.S., and how that could threaten the reopening of the Canada-U.S. border, as some post-secondary institutions consider mandating vaccinations for students. Also, a grieving father speaks about the Kelowna, B.C. crane collapse that killed his son and four other people. And a Canadian researcher accomplishes a remarkable feat at the deepest point of the Earth's oceans.