I'm not quite certain how you can force a candidate to stick by the rules.

The latest national polls show a tightening in the race to the White House, especially in key states like Ohio and Florida. But when it comes down to it, winning in November [2016] will depend on which candidate has a viable path to 270 electoral votes.

Don't count out other amazing programming like Frontline. You will still find more hours of in-depth news programming, investigative journalism and analysis on PBS than on any other outlet.

I'm not quite certain how you can force a candidate to stick by the rules.

Mormon leaders said in a statement they will reexamine their ties to the Boy Scouts. "The church," they said, "has always welcomed all boys to its Scouting units regardless of sexual orientation. However, the admission of openly gay leaders is inconsistent with the doctrines of the church and what have traditionally been the values of the Boy Scouts of America."

History shows that people often do cast their votes for amorphous reasons-the most powerful among them being the need for change. Just ask Bill Clinton.

If you take the conflicts we are used to dealing with, race over the years in America, and you combine that with the desire or aspiration to political power or taking power from other people, which is what politics is all about, you end up with a lot more friction than you would normally see with just straight-ahead politics.