Thursday's top stories in 10 minutes

Air quality warnings have been issued for much of southern Ontario. More than 170 wildfires are burning across northern Ontario. Experts say the number of deaths from extreme heat are difficult to calculate. At least 11 people are dead after a fire at an orphanage just outside Algiers.  US and Iran continue to trade strikes. Ukraine President Volodymyr Zelenskyy is being accused of hurting his country's fight against Russia with major cabinet shuffle. The Assembly of First Nations wants residential school denialism to be criminalized.