KARACHI: Sindh Governor Muhammadmian Soomro has expressed sorrow over the murder of Syed Hassan Zaidi, chairman Sindh Board of Technical Education, and condoled with the bereaved family. Recalling the services of Zaidi in the field of education, he termed the killing as an irreparable loss to the technical education sector and directed the administration to arrest the criminals at the earliest. Soomro also expressed grief over the murder of Gul Imam Shah, principal of Govt Mono-Technical College, and prayed for the departed soul.