Former President Donald Trump challenged Vice President Kamala Harris to a debate with his as-yet-not-chosen running mate in a post on Truth Social Friday afternoon. “On behalf of the future Vice President of the United States, who I have not yet chosen, we hereby accept the Fox Vice Presidential Debate, hopefully at Virginia State University, the first Historically Black College or University to host a Debate – Date to be determined,” Trump wrote. “I urge Vice President Kamala Harris to agree to this. MAKE AMERICA GREAT AGAIN!” This comes after Trump and Biden agreed to a set of two debates, …