Perhaps the Liberals Are Capable of Learning From Pandemic Mistakes: Canada Shuts Border to Southern Africa Fkights/Travel

Or maybe the same case of optics versus flying in from another country or more connections. 

"....For once, on border policy, we’re not miles behind the rest of the world.

Alghabra elicited groans of derision from the opposition benches when he claimed the government, “from day one, took decisive action at our borders to protect Canadians.” The groans were entirely appropriate. For many days in early 2020, after much of the rest of the world had declared “day one” and closed their borders, the Liberals rolled their eyes at the very notion: it wouldn’t work; it was against World Health Organization rules; it was probably racist; certainly it was terribly, terribly un-fancy...."

https://nationalpost.com/opinion/chris-selley-for-once-the-federal-government-acts-decisively-at-the-border