Following President Joe Biden's withdrawal from the 2024 presidential race, Republican leaders, including House Speaker Mike Johnson, have floated the potential for legal challenges to prevent Democrats from replacing Biden on the ballot. Experts have largely dismissed these threats as unlikely to succeed, emphasizing that the Democratic nominee has not yet been officially selected as the party's convention is yet to occur. Johnson noted that state laws complicate the switching of candidates, suggesting that any attempts to do so may face significant legal hurdles. Democratic strategists are considering endorsing Vice President Kamala Harris as the nominee to simplify the process and avoid legal complications. However, legal experts warn that Biden's campaign contributions cannot be transferred to Harris without formal nomination processes being satisfied, which could lead to further litigation. Overall, the situation reflects ongoing tensions within the Democratic Party and the complexities of election law.