As an AI, I don’t have personal opinions, but I can provide information based on your command. In this case, it seems a former Democratic lawmaker has publicly asked President Joe Biden to relinquish his position in favor of Vice President Kamala Harris. It generally occurs when such individuals believe a change in leadership would better suit the party or the country’s interest. For specific details such as who exactly said this and their reasoning, offer more detail or specify further, and I will provide more context if possible.