New Delhi, Oct. 24 -- The CBI on Wednesday booked former Uttarakhand Chief Minister Harish Rawat, his then Cabinet colleague Harak Singh Rawat (now in the Cabinet headed by current CM Trivendra Singh Rawat) and CEO of Noida-based television news channel Samachar Plus, Umesh Kumar and unknown others for alleged attempts of horse trading and threatening dissident Congress MLAs in 2016. The alleged bribery bid was caught on tape by Kumar through his mobile phone.

The FIR follows a Preliminary Enquiry registered by the agency on April 25, 2016 when the then Government under President's Rule referred the horse trading allegations for a CBI probe.

The agency had sent the video of the conversation between the accused persons on March 23, 2016 to...