Tunisian swimmer Oussama Mellouli won a second gold medal on Saturday in Doha, in day-1 of the swimming tournament of the 2011 Doha Pan-Arab Games, in 200m butterfly clocking 1'59" and 98 hund, ahead of Kuwaiti Youssef Askri, silver medal, clocking 2'00" and 75 hund.  This was Mellouli's second gold medal after that of the 400m medley after clocking 4'15" and 94 hund.  For her part, Tunisian swimmer Sarra Lajnaf ranked third in the 50m breaststroke, clocking 34' and 26 hund., after Moroccan gold medalist Sarra Bokri (32' and 12 hund.) and Egyptian silver medalist May Mustapha (33' and 38 hund.).