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? Tweet us the stories you're talking about using #InstantIndex or email us at ABC.WorldNews@abc.com and they could appear on World News.

Caught on Camera: Elk Chases Couple on Motorcycle

One unsuspecting couple got up close and personal with an elk in Montana. The couple, shown in the YouTube video, slowed down on a scenic highway and apparently infringed on the elk's territory. The elk approached the couple, and sensing the tension, the couple took off. The elk wasn't going to let them go so easily and chased after them for a long stretch down the road. The couple eventually got away, leaving the irritated elk in the dust.

Michael Douglas Admits He Lied About His Cancer

Michael Douglas arrives at the 65th Annual Primetime Emmy Awards in Los Angeles, Sept. 22, 2013.

Actor Michael Douglas recently changed his story, revealing he was diagnosed with tongue cancer and not throat cancer. Douglas came clean on a British TV show saying he didn't want anyone to know the truth about his 2010 diagnosis because his doctor warned surgery could result in the removal of part of his jaw and tongue. Douglas was promoting the movie "Wall Street: Money Never Sleeps" and worried the news would hurt his career. He says he was advised to just say it's throat cancer.

Charlie Hunnam Drops Out of '50 Shades of Grey'

Charlie Hunnam during the "Abandon" Premiere in Los Angeles.

Charlie Hunnam is no longer going to play Christian Grey in the highly anticipated "50 Shades of Grey." It was all the buzz when Hunnam landed the role, but now, Universal Pictures is scrambling for a new lead. Will it be Robert Pattinson, Ryan Gosling, or Matt Bomer? Those men were all rumored to be up for the part before the studio went with Hunnam.