‘Korengal’ Review: A Disappointing Semi-Sequel to ‘Restrepo’

In 2010, journalists Sebastian Junger and Tim Hetherington delivered a look at war that was unlike any documentary that had come before. Using footage from their time embedded with the Battle Company of the Army’s 173rd Airborne Brigade, the pair created Restrepo, a semi-surreal nightmare of alternating boredom and terror. Battle Company was stationed i…