and i know the results will be fantastic. angie's list -- reviews you can trust. now to the special cnn investigation. this international con man targeted celebrities in the world's most powerful and very, very soon you will find out how long he will be spending behind bars for his latest scam. it's a scam that involved, of all people, justin bieber. gary tuchman reports. >> reporter: to todd weinberg, a wealthy investor, a entrepreneur from northern california, 22-year-old ahmed was the picture of success. so weinberg felt very comfortable trusting the young man with his money, a lot of his money. after all, ahmed was the toast of norway where the press hailed him as an innovative genius for supposedly inventing a solar energy cover that could charge iphones. the norwegian government even put up this video of ahmed and