West Bengal Chief Minister Mamata Banerjee is in Odisha, planning a 'Lord Jagannath darshan' at Puri. But in Kolkata, the CBI FIR in the Narada sting case has given the opposition parties a bonus. Not only are 12 Trinamool leaders listed in the FIR for taking illegal gratification from a journalist from the web portal, naradanews.com, the FIR also says some more unknown persons may be involved.