Yes, the previous officials in Bulusan should be prosecuted for wrongdoing. Too often, various officials in various nations are caught in the act of wrongdoing, but by use of political force or capital money, they are exonerated. This practice must stop and wrongdoing should be punished no matter the level of one's rank in government.
No, previous local officials in Bulusan should not be prosecuted for wrongdoing, because they have not done anything that justifies their being pursued so severely. Every generation of politicians that follows accuses the previous one of criminal actions. Bulusan is a relatively quiet area, and local officials have not done anything to warrant such drastic actions.