OUR STAFF REPORTER KARACHI - Zone II defeated Zone I by six wickets and Zone VI beat Zone VII by 10 wickets on the opening day of the Medicam Girls Under-19 Inter-Zonal Trophy here the other day at the KCCA Stadium. Junaid Khalil Ahmed Nainitalwala director finance Medicam Group of Companies was a chief guests who inaugurated the tournament in a colourful ceremony.