India, March 21 -- Intensifying its probe into the high-profile murder of former Odisha minister Naba Das, the Crime Branch conducted probe at Jharsuguda airport and Sadar hospital on Friday.

On the fourth consecutive day of the probe, a two-member Crime Branch team recorded the statement of radiographer Sasmita Bag under Section 161 of the CrPC.

According to sources, Bag had conducted the ECG of Naba Das after he was shot. However, the ECG report remains untraceable, raising further questions.

Earlier in the day, the Crime Branch team carried out a three-hour-long investigation at Veer Surendra Sai Airport, interrogating the airport director, chief security officer, and terminal manager.

Their statements were recorded under Section 1...