Global News correspondent Jeff Semple heads inside Ukraine's war-torn city of Kharkiv for a first-hand look at the devastation and hears how residents are managing to survive while struggling to make sense of the war. Plus, what the U.S. believes Russia is up to, as the latter promises to scale back its military operations around Kyiv. Plus, what does it mean for Canada if it becomes a security guarantor for Ukraine? Prime Minister Justin Trudeau has unveiled his latest climate plan. What the goals are, the timeline, and the billions of dollars it'll take. And the worrying signs Canada is starting its sixth COVID-19 wave as public health restrictions disappear and the number of hospitalizations rises. How the more contagious Omicron BA.2 subvariant, dubbed "stealth Omicron," is being blamed and the questions being raised about needing a fourth vaccine dose.