Keira Knightley's sleep deprivation helped "Aftermath" role

3:25am PST - February 19th, 2019    keira knightley - USA Today

At the London premiere of drama "Aftermath," Keira Knightley reveals how sleep deprivation played a part in her performance, while co-stars Jason Clarke and Alexander Skarsgard discuss the cold weather shoot. (Feb. 19)