Credit: Here's a look at what's trending during the vice presidential debate, the lone matchup between Indiana Gov. Mike Pence and Virginia Sen. Tim Kaine.

What’s trending during the vice presidential debate

Republican former Sen. Warner endorses Clinton

Facebook could be behind recent spike in Va. voter registrations

2016 election puts AU prof’s presidential prediction model to the test

AP FACT CHECK: Trump, Clinton deny their own words in debate

Photos: Sept. 26 presidential debate