Sometimes a story is so big and involved that it’s difficult to get a handle on it. That can be quite a challenge for even the most adept documentarians and investigative reporters, no matter how eager or adept they may be in taking on such an ambitious project. And that, unfortunately, is the case with the latest offering from director Gabriela Cowperthwaite in her eight-year-long collaboration with journalist Nathan Halverson of The Center for Investigative Reporting. In essence, the film seeks to identify and characterize the new flashpoints underlying emerging geopolitical conflicts. Just a...