From the unconventional and awe-inspiring to the hilarious and heartwarming, here's a look at some of the most interesting photos, videos and stories that have our newsroom talking today. What's capturing your attention, filling your inbox and cluttering your Facebook/Twitter feed? Comment below with the stories you're talking about, tweet them using #InstantIndex or email us at ABC.WorldNews@abc.com and they could appear on World News.

Obama and Romney as Talking Twin Babies

After the Presidential Debate last week, this "Jimmy Kimmel" sketch takes some of the best lines from the foreign policy discussion and makes it appear as if these toddler twins are the ones debating. A very young Obama and Romney duke it out.

Girls' Dunham's Suggestive 'First Time' Obama Ad Video

"Girls" creator Lena Dunham is starring in an ad for President Obama that is almost as risqué as her TV show. In the spot, Dunham, 26, declares that her "first time" was with Obama. Voting that is.

Number: $3 Million

Lance Armstrong may have to pay back more than $3 million in prize money, after being stripped of seven Tour de France victories by the sport's governing body, Associated Press reports.

Tom Pennington/Getty Images