‘Hondros’ dives into the work of a combat photographer who shined a light on dark places

"Hondros" is not the first documentary about a celebrated combat photographer. It was preceded by, among others, "Which Way Is the Front Line From Here: The Life and Time of Tim Hetherington," "War Photographer" with its focus on James Nachtwey and "Robert Capa: In Love and War." But the new film…