Jaipur, Oct. 8 -- Prison authorities at the state's only Special Central Jail in Dausa 's Shyalawas on Tuesday said that the process to install a tower equipped with a Harmonious Call Blocking System to curb inmates' access to mobile networks and internet connection. According to jail superintendent Paras Jangid, the move would help to sever criminal communication networks allegedly operating from within the prison. The foundations for the tower were already being laid, he added. The system will later be equipped with signal-blocking devices covering frequencies of all major mobile service providers, said Jangid, adding that the installation process is expected to take three to four months.The move was sparked under the state government, he said....