The Supreme Court on Tuesday refused to entertain a public interest litigation seeking CBI investigation into the "extra-judicial killing" of 28-year old Bharat Bhushan Tiwari in Bhojpur, Bihar.A partial Court working days bench of Justices MM Sundresh and Sheel Nagu asked the petitioner, Advocate Vishal Tiwari, to approach the Patna High Court. "We will not entertain. Will grant liberty...