Air Canada strike updates: ‘We will not be returning to the skies this afternoon’  CTV NewsOpinion: Ottawa’s Air Canada strike debacle shows it failed to learn from history  The Globe and MailAir Canada strike: Union defies back-to-work order. ‘If it means jail, so be it’  Toronto StarToronto Pearson Airport warns of delays from Air Canada strike, passengers still stranded  Global NewsIN PHOTOS | Scenes from striking Air Canada flight attendants  CBC