Siya vs. Chetan: Who masterminded the Pune murder?

The Pune murder case has taken a dramatic turn as the two accused, Siya Goyal and Chetan Chaudhary, now blame each other for orchestrating the alleged killing of 26-year-old Ketan Agarwal. Conflicting statements, claims and counterclaims, police evidence pointing to the alleged conspiracy: here's everything that has unfolded so far. @bhavyakhannaaa