Pakistan, Jan. 16 -- Bollywood star Shah Rukh Khan is no longer doing a biopic of Indian Air Force pilot turned astronaut Rakesh Sharma titled, 'Saare Jahan Se Achha'. According to Bollywood Hangama, though the exact reason for SRK stepping down from the project is currently unknown, Khan is not keen on doing the Sharma biopic at this point of time in his career. "Shah Rukh recently met with the makers of the film and they have decided to amicably part ways. After Zero's performance, Shah Rukh seems to be reconsidering his projects and way forward," said a source. As of now, there has been no official statement that has been issued regarding the superstar's exit but it is being said that the Khan is pretty sure about his decision of quitt...