if biden does not seem viable. >> if biden does not seem viable. and then if she could do well in iowa. >> whole different race. >> pick up momentum in south carolina. and the final thing on her, i think it's very smart of her to pick up sort of the environmental mantle of california, associate herself with california. she was the attorney general. she wasn't really responsible for the environment. but california is sort of leading the crusade against trumpism on the environment. >> and younger voters care a lot. my kids, it's their number one issue. robert costa has come back. we asked him to, i think we all had phone envy, wanted to know what he knew. he has some breaking news from his sources up on capitol hill. robert costa? >> here on capitol hill, the inside view tonight among top dramatic lawmakers and their aides is they're pleased with this democratic field, but they have some quiet concerns, some discontent about the message coming out of this debate. they're talking about impeachment, possibly moving