Global National: June 18

Public health officials try to clarify their changing advice to confused Canadians about the Oxford-AstraZeneca COVID-19 vaccine, as some provinces get creative to get more people immunized. Also, the demands for an investigation after a white police officer in Montreal kneels on the neck of a Black teenager. Plus, what’s fuelling the calls to cancel Canada Day. And Shai Ross of the Edmonton Elks shows off his incredible ability to dunk an Oreo in milk while mid-air.