ISLAMABAD: The outgoing Secretary, Ministry of Narcotics Control, Tariq Masood Khosa, paid a farewell call on Prime Minister Syed Yusuf Raza Gilani at PM House here on Monday.The Prime Minister appreciated the services of Tariq Masood Khosa. He wished him the best for his future endeavours.Tariq Masood Khosa thanked the Prime Minister for his guidance in discharge of his duties during his tenure of posting as Federal Secretary – APP