The Andhra Pradesh police on Monday received a complaint from Gangadhar Reddy stating that the Central Bureau of Investigation (CBI) is threatening him to confess to the murder of former Member of Parliament, YS Vivekananda Reddy and to implicate Yuvajana Sramika Rythu Congress Party's (YSRCP) MP YS Avinash Reddy as the mastermind of the same.