Hillary Clinton and Donald Trump are two of the most polarizing presidential candidates in modern history. On Tues., Sept. 27, FRONTLINE’s acclaimed election-year series, “The Choice,” returns — going behind the headlines to investigate what has shap... (more)ed these two candidates, where they came from, how they lead and why they want one of the most difficult jobs imaginable. From veteran FRONTLINE filmmaker Michael Kirk, “The Choice 2016” will investigate formative moments in Clinton and Trump’s lives through interviews with those who know them best, providing in-depth, trustworthy reporting and powerful new insights at a moment when voters are being bombarded with conflicting partisan stories about each candidate.