We see what's trending in tonight's Hot Topics.
What could it be? NASA says it's spotted a small, shiny object on the surface of the red planet and can't tell what it is. The tiny object, barely visible, was discovered as the Rover Curiosity collected its first scoop of martian surface. Mission scientists suspect the object might be a part of the six-wheeled rover.
A teenager had her stomach removed after she drank a cocktail made with liquid nitrogen. British surgeons removed the stomach of the 18-year-old woman. She drank the cocktail at a bar in England.