The United States on Monday added Brunei and violence-torn Sudan to a human trafficking blacklist while warning that technology was aggravating the scourge affecting millions around the world. In an annual report, the State Department added Brunei and Sudan to a “Tier 3” blacklist of countries that are not doing enough against human trafficking and could be subject to US sanctions or reductions of assistance. Brunei – a US partner as part of the ASEAN bloc – did not convict any traffickers for the seventh straight year and likely prosecuted or deported some victims in need of help, the State D…