https://www.geekwire.com/2017/amazons-second-hq-u-s-immigration-policy-makes-canada-frontrunner/
https://www.geekwire.com/2017/never-late-say-sorry-seattle-leaders-respond-amazon-plans-establish-second-hq-outside-hometown/
http://www.cbc.ca/news/canada/calgary/calgary-wants-new-amazon-headquarters-1.4279852
https://www.geekwire.com/2017/president-trump-turn-vancouver-b-c-tech-boomtown/
https://www.geekwire.com/2017/six-cities-amazon-consider-second-headquarters/
https://www.geekwire.com/2017/trumps-immigration-crackdown-may-force-amazon-microsoft-shift-workers-canada/
