Four days after the blast in Pune's German Bakery, the police have detained four people. Two suspects were picked up from the city of Pune, while the other two suspects were detained in Aurangabad. Police sources said that the two suspects were picked up from Janwadi area in Pune and Kudalwadi in the neighbouring industrial township of Pimpri. One of the suspects who was nabbed from Kudalwadi area is believed to have been associated with Indian Mujahideen leader Riyaz Bhatkal. Meanwhile, Pune police today said that they have got "vital" information on Saturday's blast from the CCTV footages. The Closed Circuit Television (CCTV) footage of a five star hotel 'O', reportedly shows two suspects and has also captured images of these 2 men. The footage shows one of them holding a bag and the other talking on a cell phone.<br/>