presidential hopefuls want aoc progressive star power with perhaps one notable exception. >> reporter: senator kamala harris teaming up with alexandria ocasio-cortez. harris and the freshman congresswoman oint deuced joint legislation for people with criminal records to obtain housing, planting a flag on the left as harris hopes to highlight her progressiveness. it is called the unofficial aoc primary. 2020 hopefuls vying to be seen as ocasio-cortez ally. elizabeth warren has been with alexandria ocasio-cortez from this video slamming treasury secretary steve mnuchin to gender portrayal of women in "game of thrones." >> i'm delighted to be here with congresswoman alexandria