The World Exposition in Osaka entered its final weekend on Saturday, having drawn more than 200,000 visitors a day in recent weeks and with the venue packed to capacity as the six-month international event nears its end early next week.Ahead of the 184-day expo's closing on Monday, the "national day" series -- in which participating countries showcase traditional performances -- wraps up on Saturday with Haiti, a Caribbean island nation, hosting the final celebration.Lines formed early Saturday morning outside the gates. Among those waiting was Mai Tsumori, a 44-year-old who works in wester…READ FULL ARTICLE