RT Article T1 The Blue Line on Thin Ice: Police Use of Force Modifications in the Era of Cameraphones and YouTube JF The British journal of criminology VO 56 IS 2 SP 293 OP 312 A1 Brown, Gregory R. LA English YR 2016 UL https://krimdok.uni-tuebingen.de/Record/1694241777 K1 Use of force K1 Police brutality K1 Citizen journalism K1 Deterrence K1 New visibility DO 10.1093/bjc/azv052