>> reporter: as warren claims into the polls, president trump showing no signs of letting up on his criticism of warren repeatedly using the nick nake polka hontsas as a racial slur. >> we'll have to hit her hard again. >> reporter: and warren using the platform to address issues like missing and murdered indigus women. >> over and over i'm struck by women who go missing and it doesn't make a headline for a for a month. women who are murdered. native women. and it never makes a headline. >> reporter: and releasing an extensive plan to address the community needs last week with native american congresswoman deb holland who endorsed her campaign. >> elizabeth know she will be attacked but she's here to be an unwavering partner in our struggle because that is what a leader does. >> reporter: now, john, an important update about the controversial dna test video.