GUWAHATI : An IPS officer and a DSP were arrested on Monday in connection with an extortion case in Assam’s Bajali district, taking the total number of apprehended people to nine, an official said.Director General of Police GP Singh had, on September 1, written on X, formerly Twitter, that the case was registered after receiving a complaint of “demand for money by some personnel of Bajali” district in the first week of August.