President Joe Biden only won the state of Wisconsin by less than 21,000 total votes in 2020, and its 10 Electoral College votes played a major role in electing Biden the 46th president of the United States as a state that former President Donald Trump carried in 2016. Now, the mayor of the state’s largest city is warning that Trump’s disparaging comments about his city may be a major political liability for his 2024 campaign. During a Friday interview with MSNBC host Nicolle Wallace, Cavalier Johnson — who is the current mayor of Milwaukee, Wisconsin — observed that the former president callin…