Crossword clues for Investigator. 4 letters:SWABCriminal investigator's stickNARKSpeed investigator, informallyNTSBCrash-investigating org.NTSBCrash-investigating agcy.TMENCounterfeiting investigatorsSERATruth _____ (tools in some crime investigations)TAILPrivate investigator, oftenNTSBInvestigators of some water ditchings: Abbr.NARCCrack investigator?NTSBAirport accident investigators (abbr.)NTSBAccident investigator (abbr.)DETSLAPD investigatorsNTSBAccident investigation org.TREY___ Gowdy (South Carolina congressman and former Benghazi investigator)FEDSDEA investigators, e.g.NTSBRunway excursion investigator: Abbr.NTSBOrg. investigating American incidentsASHESurname that might raise suspicions in an arson investigation?LAPDIt investigated the death of Notorious B.I.G.CLUEGame investigating the murder of Mr. BoddyDETSPolice dept. investigatorsCASEInvestigator's assignmentNTSBU.S. accident investigatorDETSNYPD investigatorsNTSBFed. accident investigatorDETSCrime scene investigators: Abbr.HUACD.C. investigative body abolished in 1975XRAYInternal investigation?NTSBOrg. investigating wrecks and defectsTMANGov't investigatorNTSBCrash investigation org.TMANFraud investigatorNTSBFed. pipeline-rupture investigatorNTSBAccident investigation agcy.NTSBAccident-investigating org.NTSBCrash investigators: Abbr.TECSInvestigating copsNTSBFederal agcy. that investigates plane crashesNTSBOrg. investigating belly landingsZAHNOn the Case with Paula ___ (Investigation Discovery channel show)NARCLab investigator, maybeTMENSome Mafia investigatorsSEESInvestigates, with "about"DETSSome investigators: Abbr.HUACMcCarthy era investigative gp.NTSBCrash investigator: Abbr.TMANFed. investigatorNTSBGovt. crash investigatorADOGInvestigations of ___ (Kafka story)HUACCong. investigator of Alger Hiss