Amendment Mark News Today

Joe biden image democratic event in iowa this weekend. almost all of his primary opponents are showing up. he will know had to iowa on tuesday. faces new scrutiny on his 45 year low support of the hide amendment mark. meredith is joining us with the latest on what this means and how other primary puns are attacking. reporter: a busy day, joe biden will go back to iowa his scheduled event in at least four cities, also expected to face more questions about what you are talking about. his decision ...