The Central Bureau of Investigation (CBI) has arrested a senior police officer in Chandigarh after he was allegedly caught accepting Rs. one lakh in bribe from a junior officer. Superintendent of Police (City) Deshraj was caught red-handed late of Thursday night while accepting Rs. one lakh as an initial amount of the Rs. 25 lakh bribe he had demanded from Station House Officer (SHO) Anokh Singh, CBI Deputy Inspector General Mahesh Aggarwal said.