Mark Esper on the second flying object shot down over Alaska

The White House said a military fighter jet shot down an object over Alaskan airspace Friday, this after a Chinese spy balloon was shot down off the coast of South Carolina last weekend. CBS News senior White House correspondent Weijia Jiang has the latest from Washington. Then, Mark Esper, former U.S. secretary of defense, spoke with CBS News about what we know so far.