KANNUR: CBI has booked murder and conspiracy charges against CPM Kannur district secretary P. Jayarajan in connection with the murder of MSF worker Ariyil Shukkoor. CBI submitted the charge sheet against P. Jayarajan today at the Thalassery court and was charged with sections of murder and conspiracy. Charges of conspiracy has been cahrged against T. V. Rajesh. Meanwhile, P. Jayarajan declined to have involvement in the murder case. Abdul Shukoor, an activist of the Muslim League was murdered allegedly by CPI(M) activists at Keezhara near Kannavam in Kannur in February, 2012. Police claimed that some of the prominent CPI(M) leaders in the district were aware of the circumstances of the murder and they had sought to harbour the culprits.