PakistanJustice Zahid Qurban Alvi sworn in Sindh caretaker CMAsad AhmedMarch 21, 2013March 24, 2013 by Asad AhmedMarch 21, 2013March 24, 2013 KARACHI: Justice (retd) Zahid Qurban Alvi took oath as Sindh caretaker chief minister here on Thursday....