KARACHI: Prime Minister Shehbaz Sharif on Wednesday arrived in Karachi on a day-long visit, where he is expected to hold meetings with the Sindh chief minister and governor, state-run Radio Pakistan reported. Upon his arrival at the Karachi airport, Sindh Governor Kamran Tessori and Chief Minister Murad Ali Shah welcomed PM Shehbaz. The prime minister visited Mazar-i-Quaid, where he laid a floral …