 CBS's Face the Nation moderator, Margaret Brennan, went on and answered for the better part of an hour questions, some of them in detail, particularly as it pertains to Ukraine and Russia, down to the 17.4 percent, excuse me, 17.3 percent. He wanted to make sure we knew the exact detail in terms of the amount of land that Russia has grabbed. Thirteen Democratic House members and one senator are publicly calling for Biden to withdraw from the presidential race. CBS News special report. I'm Jennifer Kuiper.