The Venice Film Festival opened this week with Danny Boyle’s Ink, which, while not strictly a documentary, deals with fundamental issues of truth in news reporting — is the news we consume always true, and is the truth necessarily always news? Alina Marazzi’s The Girl With The Leica, a jazzed-up, unconventional biopic of the late photojournalist Gerda Taro — who died while covering the Spanish Civil at the age of 26 — poses a slightly more specific question about war reporting, in particular the fine line between bravery and ego in the process of bringing back dispatches from the front...