these allegations are credible. they are numerous. i've heard these women's testimony, and many of them are heartbreaking. and president trump should resign his position. >> gillibrand joined two other democratic senators in calling for president trump to resign over these claims. one of them being cory booker of new jersey, who also may run in 2020. a fourth senator, who may also run, independent bernie sanders of vermont, has said that president trump may want to think about resigning. this as three women who have come forward with accusations against the president in the past today publicly called for a congressional investigation. at least 12 women have accused the president on the record of actions ranging from sexual harassment or misconduct to sexual assault. the dates ranging all the way back to the 1980s. cnn's jeff zeleny is at the white house for us. and, jeff, many, many questions today for white house press secretary sarah huckabee sanders about these accusations. >> reporter: jake, there were many questions, indeed, but pretty much one answer. the white house again denying all of these allegations.