Illegal immigration is a big concern in our country. I'll tell you about the latest struggles to fix this problem. In sports, Lucy's tells us about a new team sport that's hitting the half-pipe! Why are those ghosts turning blue? Isaac's got some news about a new champion of a video game classic! Skin cells may soon be celebrating. A new technique may mean medical miracles! Adelbert has more! Finally, Michelle brings you the latest from this year's G8 summit where the talk was about global warming, AIDS and more. The X-Coaster in Magic Springs Amusement Park in Arkansas got stuck with its riders upside down! They were left hanging for more than thirty minutes before being rescued. Museums Use Robot Dog to Catch Thieves He's called Argo and he's guarding several museums in Italy. He's equipped with cameras and signals to help guards catch any would-be thief. Blue Whales Making a Comeback Blue Whales are the largest animals on Earth, but they almost became extinct! Since they became protected from hunters, their numbers grew from hundreds to thousands.