at least mentioning issues. he talked a lot about immigration, he talked a lot about the economy. he talked a lot about trade. he connected with people on a very visceral level who are concerned about those issues and what they're doing to a lot of parts of america. i think the idea of simply going after the president, calling him a predator, this isn't the way you are going to reach voters and connect with them. >> alicia: when we look back at that debate with senator harris she also went after senator biden on the busing issues and statements he made in the 70s because she was a part of that program as she mentioned. and she has kind of changed her tune a little and adjusting it. critics, it has their attention. take a listen. >> i want to be really clear. busing is a tool among many to be considered when the addressing the issue. which is an issue of desegregation of the schools. i think of busing as being in