Chief of the Naval Staff Admiral Muhammad Amjad Khan Niazi in a group photo with commanding officer and crew of PNS/M Hangor on the occasion of 50th Hangor Day celebrations APP72-091221 KARACHI: December 09 - Chief of the Naval Staff Admiral Muhammad Amjad Khan Niazi in a group photo with commanding officer and crew of PNS/M Hangor on the occasion of 50th Hangor Day celebrations. APP APP72-091221 KARACHI: