That Aishwarya Rai Bachchan is now part of the Sarabjit Singh biopic and will play Dalbir Kaur, the sister of the slain Indian farmer convicted by Pakistan?s Supreme Court of spying for India, is common knowledge. What isn?t, is that while it is Sarabjit?s story, it will focus more on Dalbir?s tireless struggle to save her brother.