Gajendra Singh Shekhawat questions audio tapes' authenticity after Rajasthan Police seeks his voice sample

Union minister Gajendra Singh Shekhawat on Monday questioned the authenticity of the audio clips, cited by the Congress to allege his involvement in a purported bid to topple the Rajasthan govt. Shekhawat sought to know the source of the audio clips and how the state police got it. Rajasthan Police has asked Shekhawat to give his voice sample and record his statement.