The Crime Branch (CB), which is investigating the mysterious death of ACF Soumya Ranjan Mohapatra, would interrogate deceased’s wife Bidyabharati Panda.Crime ADG Sanjeeb Panda said a CB team has so far interrogated 14 witnesses including Gajapati DFO Sangram Behera. “The team on Wednesday questioned family members of deceased at their house at Begunia village in Khaira block of Baleswar district.