faa now. >> i want every single american family to have a strong medicare plan available. but the difference between what i support and what you support, vice president biden, is you require them to opt in. speak what you do not have to -- >> you just said that 2 minutes ago. you just said 2 minutes ago they would have to buy -- you said they would have to buy in. >> if you qualify for medicaid -- >> are you forgetting what you said? [audience rax] are you forgetting what you said 2 minutes ago? >> harris: it was more than awkward. the stunning woman last night when julian castro repeatedly questioned joe biden's memory, asking whether the 76 euros forgot what he said 2 minutes earlier. castro stood by his remarks today, and senator cory booker seemed to defend castro. watch. >> there's a lot of people who are concerned about joe biden's