Send the following on WhatsApp
Continue to ChatCSeries first flight: late August or September (analysis) https://leehamnews.com/2013/08/01/cseries-first-flight-late-august-or-september-analaysis/
CSeries first flight: late August or September (analysis) https://leehamnews.com/2013/08/01/cseries-first-flight-late-august-or-september-analaysis/