> The few features with a message that do make it to theaters often have a single individual at their center, like Karen Silkwood or Erin Brockovich, or a pair, like Bob Woodward and Carl Bernstein, ordinary people in extraordinary circumstances who become the audience’s guide through a murky subculture. Add Kathryn Bolkovac, an American police officer, to that list. She is portrayed by Ms. Weisz in the new film “The Whistleblower,” opening Friday. It follows Ms. Bolkovac’s real-life assignment as a United Nations peacekeeper in Bosnia in the 1990s, a job that exposed her to a world of international workers complicit in and in many cases fostering the international … Continue reading >Ari Karpel