Ranchi, Dec 16 (ANI): Rashtriya Janata Dal (RJD) chief Lalu Prasad on Monday walked out of the Birsa Munda Central Jail in Ranchi after he was granted bail by the Supreme Court on Friday in the infamous Fodder Scam. Alleging that the CBI of doing injustice to him Lalu said he was now ready to take on his political rivals including BJP's PM Candiate, Narendra Modi.