White House chief of staff Ron Klain said President Joe Biden will not “underestimate” former President Donald Trump if he runs for president in 2024. While Trump has not publicly said he would run for president, he’s toyed with the idea in recent interviews and suggested he would make a decision following the 2022 midterm elections. “I wouldn’t want to estimate or underestimate Donald Trump as an opponent if he chooses to run,” Klain told Axios on Sunday. “My experience … is that incumbent presidents are judged on their record,” he continued to say, adding that Biden “is hopefully assembling a powerful record to run on if he runs for reelection in 2024.” Trump, in his clearest remarks yet in late April, told Fox Business that he is floating a 2024 run and would consider Republican Florida Gov. Ron DeSantis as a running mate. “I endorsed Ron, and after I endorsed …