imes ▁Section ▁▁ ▁The ▁Major ▁Cr imes ▁Section ▁is ▁responsible ▁for ▁pro sec uting ▁re active ▁federal ▁cr imes ▁that ▁occur ▁in ▁D ade ▁and ▁Mon roe ▁count ies , ▁as ▁well ▁as ▁conduct ing ▁short - term ▁investig ations . ▁The ▁majority ▁of ▁the ▁cases ▁involve ▁viol ations ▁of ▁the ▁following ▁categories : ▁( 1 ) ▁government ▁operations ▁and ▁property ▁( att acks ▁on ▁Federal ▁officers , ▁the ft ▁of ▁government ▁property , ▁counter fe iting , ▁postal ▁off enses , ▁social ▁security ▁fra ud , ▁for ged ▁Tre as ury ▁checks ); ▁( 2 ) ▁channels ▁of ▁inter state ▁commerce ▁( air craft ▁hij ack ing , ▁inter ference ▁with ▁flight ▁crew , ▁transport ation ▁of ▁st olen ▁property , ▁failure ▁to ▁file ▁currency ▁reporting ▁forms ▁when ▁travel ing ▁in ▁or ▁out ▁of ▁the ▁United ▁States , ▁and ▁tra ff ick ing ▁in ▁st olen ▁and ▁counter fe it ▁se cur ities ▁and ▁credit ▁cards ); ▁( 3 ) ▁legal ▁process ▁( b ond ▁j umps , ▁obst ruction ▁of ▁justice , ▁false ▁statements ▁to ▁federal ▁agents ); ▁( 4 ) ▁violent ▁cr imes ▁( k id n apping , ▁ext ort ion ▁and ▁armed ▁rob ber y ▁under ▁the ▁Hob bs ▁Act ; ▁bank ▁rob ber y ; ▁car jack ing ; ▁and ▁illegal ▁possession ▁of ▁fire ar ms ); ▁( 5 ) ▁cr imes ▁against ▁women , ▁children ▁and ▁families , ▁( including ▁st alk ing ▁cases ▁under ▁the ▁Vi ol ence ▁Again st ▁Women ▁Act , ▁enfor cement