WestJet looking to resolve tech issues that caused nation-wide flight delays  CTV NewsWestJet service resumes after early morning ground stop, FAA says  The Globe and MailMajor Canadian airline issue delays flights at Toronto Pearson Airport  INsaugaWestJet passengers warned of flight delays at Pearson, other Canadian airports over ‘technical issues’  Toronto StarAirports say flights delayed due to WestJet issue  CP24