Thousands of people rallied Sunday in Bosnia for the second time in a week, alleging that a pro-Russian Bosnian Serb leader rigged a ballot during a general election in the Balkan country earlier this month. The 2 October election was held for all levels of government in both the Serb-dominated and Bosniak-Croat parts of the Balkan country, as well as for the joint central institutions. Final results are yet to be announced, although leading Bosnian Serb politician Milorad Dodik has claimed victory in the election for the post of presidency of the Serb entity. Opposition leaders, however, clai…