If after election a president elect is indicted under Federal Law what would happen to the office?

On Greg Mankiw's blog, he posted the following entry, titled "Debunking Scandinavian Envy". http://gregmankiw.blogspot.com/2016/08/debunking-scandinavia-envy.html Fact of the day: "Danish-Americans have a measured living standard about 55 percent higher than the Danes in Denmark. Swedish-Ame...

If the candidate wins the election but is never sworn in and dies, who is chosen and how?