UP books 12 retired cops in fake encounter case after 35 years. An FIR has been registered against 12 retired policemen in Kanpur, nearly 35 years after an alleged fake encounter in 1991. A CB-CID inquiry found that the encounter was fabricated and evidence against 12 men was false. Investigators found the men were allegedly picked up from their homes, while licensed family firearms were falsely shown as recovered weapons.