New Delhi: The CBI on Tuesday raided more than 30 places in Punjab including Rajpura, Patiala, Sirhind, Fatehgarh Sahib, Mohali, Sunam, Moga, Ferozepur, Ludhiana and Sangrur. According to CBI sources, the premises of FCI officials, private rice mill owners and grain traders have been raided. The whole case pertains to payment of huge kickbacks to FCI.