There's only one presidential debate left, and hundreds of you sent me your remaining questions via Facebook and Twitter.
Doctor Callaghan tweeted to ask "how are people still undecided and what would help them make a decision?"
And Gregory Pickel asked "Why can't they turn off their microphone when their time is up?" Referring, of course, to the presidential candidates during the televised debates.
Two great questions, and here are my answers: