U.S. fighter jet shot down unidentified object in northern Canada

Canadian Prime Minister Justin Trudeau said a high-altitude flying object was taken down over the Yukon Saturday, after coordinating with President Biden. This comes one day after the U.S. shot down an unidentified object over Alaskan waters. Tonight, the search is underway for the debris from that downed object, but rescue crews are facing brutal winter conditions. NBC News’ Monica Alba breaks down the latest on U.S. efforts to protect its airspace.