RT Article T1 "Weapon choice and American political violence": some policy options JF Criminology & public policy VO 8 IS 3 SP 647 OP 654 A1 Greene, Jack R. LA English YR 2009 UL https://krimdok.uni-tuebingen.de/Record/1626004218 K1 Terroristen K1 Straftäter K1 Schusswaffengebrauch K1 USA