New Delhi, Dec. 13 -- With the secret shifting of Pawan Kumar Gupta, one of the convicts in the Nirbhaya gang rape and murder case, from Mandoli jail to Tihar jail, and heightened restrictions on the other three convicts, the execution of the death sentence awarded to the four dreaded criminals doesn't seem to be too far away.

Top placed sources from Tihar jail said, "As soon as Pawan Kumar Gupta reached Tihar from Mandoli jail, we banned communication between all the four convicts. Earlier, the three convicts in the case lodged in Tihar jail used to talk among themselves during the day time."

Though, there have been no orders for the execution of the convicts but the Tihar jail administration is busy with the preparations to hang the...