Pakistan's Ambassador to the US Masood Khan visited the Russian embassy in Washington DC and expressed condolences over the dastardly attack on the Moscow concert hall.Recording his condolences, he expressed solidarity with the Russian Federation and its people saying Pakistan condemns terrorism in all its forms and manifestations. He said Russian grief is our grief because time and again Pakistan has also been made target of terrorism.Russian Ambassador Anatoly Antonov thanked Ambassador Masood Khan for his visit.Source: Radio Pakistan