Nagpur Police on Tuesday took into custody a murder case convict from a jail in Belagavi in Karnataka in connection with the threat calls made to the office of Union minister Nitin Gadkari on two occasions, an official said.

The convict, identified as Jayesh Pujari alias Jayesh Kantha, was taken into custody from the Hindalga jail and brought to Nagpur in a flight in the morning, a Nagpur police officer said.