variants

International travelers at Toronto Pearson International Airport in Mississauga, Ontario, on Nov. 28, 2021 (Photo by Zou Zheng/Xinhua via ZUMA Press)

Canada announces new travel restrictions as the world braces for Omicron

Politics Insider for Dec. 1, 2021: Omicron sparks new restrictions; new vaccine questions; and a political challenge

Flight cancelations are seen on the information board at Haneda Airport in Tokyo, Japan, Nov. 30, 2021. Japan confirmed on Tuesday its first case of the new Omicron coronavirus variant. (Shinji Kita/Kyodo News via AP)

Omicron cases start to climb as WHO warns the variant poses a ‘high infection risk’

Politics Insider for Nov. 30, 2021: New cases in Canada; a military apology; and Steven Guilbeault’s bicycle

Families watch planes on the tarmac at Johannesburg's OR Tambo's airport, Nov. 29, 2021. WHO urged countries around the world not to impose flight bans on southern African nations due to concern over the new Omicron variant. (AP Photo/Jerome Delay)

Omicron: Here’s what we know so far about the latest variant of concern

Vaxx Populi: From how vulnerable Canada is to what the vaccine makers are doing in response, here’s what we know about the newest variant of concern