Wireless carriers . Welcome back to countdown. Coming up on todays show, and exclusive interview. Khailamcorder kospi mi talks. Ovsky there is a 50 chance that putins empire will be overthrown in 10 years. The likelihood of success in the next decade is about 25 . So lets bring you first to our top story from sydney, where hostages are being held in a cafe in the heart of the citys financial district. Five have now escaped from the scene. T, Prime Minister tony abbott has just been saying in the last few minutes that the gunman is claiming political motivation. That is the first comment we have had from authorities in australia. What is motivating this siege at the moment . Absolutely. Prime minister abbott did indicate that earlier in the day, that it could have been motivation. The latest we have had is that the gunman has made contact with quite a few media outlets. Some of the National Television stations and also some of the radio stations. They are all claiming that he has asked