ms. yilmazer: this is a historic vote. if it produces a "yes," it'll mean lots of changes for turkey.eporter: officially, it did produce a yes -- though by a ry narrow rgin. t prident erdon and his resupporters cheered theirid victory, unfazed by the many reports and videos indicating voting irregularities. this one allegedly shows dozens of ballots getting validated after voting. sibel yilmazer is bitterly disappointed, even shocked. she saw with her own eyes many things being done improperly in the voting process. ms. yilmazer: when they went to drive the bags of already counted ballots to the election commission, they wouldn't let any of us observers go along, even though it's mandatory. only after we protested did they let us. and now i hear that, in other districts, apparently invalid votes were added later. what can you say about that? reporter: neslihan karatas has no intention of keeping silent, especially since her home city istanbul voted "no" with a clear majority. in recent months, she's seen a number of her former high school teachers get dismissed or even arrested. and w