Kolkata, Dec. 4 -- West Bengal chief minister Mamata Banerjee on Tuesday hit out at the Bharatiya Janata Party over its National Register of Citizens rhetoric and said pan-India citizens' register can never be a reality. "NRC is a political rhetoric of BJP. It can never be a reality. They (BJP) are busy using political rhetoric but we should not fall into their trap. All people living in this country are its legal citizens and no one can take away their citizenship," Banerjee told reporters. She said her opposition to NRC is not driven only by politics but also on humanitarian grounds....