internet customers. so boost your bottom line by switching today. comcast business. powering possibilities. we have more now on our top story. u.s. president joe biden and canadian prime minister justin trudeau authorized a fighter jet to shoot down an undend fight object over northern canada saturday. this is the third time in a week a u.s. jet shot down an object over north american air space. mr. trudeau says the latest object violated canada s air space. the object was cylindrical and smaller than the suspected chinese balloon estimate down last week according to canada s minister of national defense. it s not clear if the incidents are related. cnn s arlette saenz is at the white house with more on this