Complex sentence: After resuming his campaign on October 1, Perot was dogged by the "quitter" moniker and other allegations concerning his character, to the extent that on Election Day many voters were confused as to whether Perot was actually still a candidate.
Split into simpler sentences: After resuming his campaign on October 1, Perot was dogged by the "quitter" moniker and other allegations concerning his character. On Election Day many voters were confused as to whether Perot was actually still a candidate.