Donald J. Trump appeared at a rally in Wilmington, N.C., as Vice President Kamala Harris challenged him to a second debate. The vice-presidential candidates are campaigning in Pennsylvania.

Donald Trump returns Saturday for a campaign rally in North Carolina, where the former president is confronting a mess he played a key role in making in the critical battleground state.

Former President Trump is heading to North Carolina amid the growing scandal involving Lt. Gov. Mark Robinson, whom Trump strongly endorsed, once calling him "Martin Luther King on steroids."