New Delhi, Jan. 15 -- Counter-terrorism expert Rakesh Aggarwal was on Wednesday appointed as the new director general of the National Investigation Agency (NIA), the country's anti-terror agency. Aggarwal, a 1994-batch IPS officer of Himachal Pradesh cadre, is currently working as special director general in the anti-terror agency. He was also holding the additional charge of the post of DG, NIA, after the premature repatriation of Sadanand Vasant Date. P5...