New Delhi, Aug. 8 -- The Supreme Court on Thursday said that probing allegations of a witness being influenced in the Lakhimpur Kheri violence case trial is "imperative" and pulled up the Uttar Pradesh police for delaying action on a June 20 complaint to the effect on the pretext that the said witness was not willing to go to the police station and register a case. "This may not be a satisfactory explanation on behalf of the police/prosecution," said a bench headed by justice Surya Kant, observing that when a complainant is unwilling to come forward, a senior police official should have visited the witness and verified the contents of his written complaint. P5...