Global National: May 11

Ontario and Alberta halt doses of AstraZeneca’s COVID-19 vaccines as concerns linger over an extremely rare and potentially fatal blood clotting linked to the shot, while Canada sees an uptick in mRNA vaccine supplies. Plus, the calls to shut down Alberta’s oil sands as outbreaks continue to worsen among workers. Meanwhile, rockets and airstrikes are exchanged between Israel and Gaza after weeks of tensions in contested Jerusalem. And the years-long ordeal for a Canadian man detained in the Middle East finally comes to an end.