Frostbite: Harsh Insight Into the Climate Video

Memorable Moments From the First Presidential Debate

Hillary Clinton and Donald Trump debated at Hofstra University in Hempstead, New York.

Debate Fact-Check: How Donald Trump and Hillary Clinton Stack Up

The Democratic and Republican nominees tangled in an intense series of exchanges tonight during the first presidential debate of 2016.

Who Won the 1st Presidential Debate?

ABC News' Martha Raddatz and political analyst Matthew Dowd weigh in on why some say Clinton won the first presidential debate and look at standout...

First Presidential Debate In A Minute

A look at some of the highlights from the first presidential debate between Democratic nominee Hillary Clinton and Republican nominee Donald Trump on...

Anti-Vaxxer Mom Changes Mind After Scary Wake-Up Call

Kristen O'Meara chose to not vaccinate her three young daughters — until they all fell ill with rotavirus. She tells her story.

Clinton Slams Trump for Calling Women 'Pigs, Slobs and Dogs'

As the first presidential debate was drawing to a close, Hillary Clinton took one last chance to hammer Donald Trump, hitting at his remarks on women.

A Whole Lot of Paper: Hillary Clinton’s 55,000 Pages of Emails

We measure out what 55,000 pieces of paper really amounts to.

Clinton Slams Trump for Questioning His Debate Mic

She answered questions on her campaign plane this morning.

How Undecided Voters Feel After First Presidential Debate

ABC News checks in with a focus group of voters in the swing state of Ohio to get their reaction to the candidates' performances.

Presidential Debate Analysis

ABC News' political analyst Jon Karl and Cokie Roberts discuss the effect on voters and the major issues that will follow Clinton from last night...

Gov. Mike Pence on Donald Trump's Debate Performance

Trump's running mate tells "GMA" what he thought of Trump's debate performance and what he believes their campaign must do to win.

Hours Before First Debate, Clinton Still Deep in Debate Prep

Only breaking for her granddaughter Charlotte's birthday party, Clinton has been in intense mock debates replicating the setting and stage for...

Former Wells Fargo Employees Sue Bank Amid Scandal

The lawsuit was filed in California and seeks $2.6B in damages.

Thousands Evacuated, National Guard Deployed as Iowa Braces for Major Flooding

Residents of Cedar Rapids, Iowa watched warily Tuesday as floodwaters continued to rise to levels not seen since record flooding in 2008 that caused...