 probably around the age Joe Biden is. CBS's Nicole Killian has more from Capitol Hill now, where 11 House Democrats have now called for Biden to quit. We continue to see defections, and the latest being Congresswoman Hillary Skelton, who is a frontline member. She just announced that she believes that the president should step aside, arguing that it's important to put forth the strongest candidate possible, someone who can not only win, but also govern.