Five police were killed and 12 injured on Sunday when they "foiled an attempt" by a suicide bomber to attack a concert hall in the capital of Chechnya, Russian investigators said.
Kolokoltsev made the claims during a meeting in New York late Monday with New York City Police Commissioner Raymond Kelly.
Home Minister Sushilkumar Shinde will visit Russia for 3 days from Wednesday to discuss issues relating to trans-national terrorism, combating of drug-trafficking and sign pact on disaster management.
Day in Pics: 18th April
Showbiz World - April 18, 2015
PM Modi in Canada