Union Home Minister Amit Shah on Sunday expressed concern over incidents of communal violence in Bihar, and spoke to Governor Rajendra Vishwanath Arlekar to take stock of the situation, sources said. The Union Home Ministry has decided to send additional paramilitary forces to Bihar to assist the state administration in handling the situation arising out of the violence. The additional forces will be sent following a request of the Bihar government.“The home minister spoke to the Bihar governor and took stock of the situation. The home minister expressed his concern over the violence in the state,” the sources said.