Investigators may talk to a male.Logical formLearned from15 sentences. Investigators may send (surveillance camera pictures) of a man to police.Logical formLearned from15 sentences. Investigators may identify suspects.Logical formLearned from15 sentences. Names of suspects may be pass_oned to police by investigators.Logical formLearned from15 sentences. Investigators may begin a probe.Logical formLearned from15 sentences. Investigators may find explosives.Logical formLearned from15 sentences. Investigators can be at a loss.Logical formLearned from15 sentences. Investigators may trace a disaster to a (space heater).Logical formLearned from15 sentences. Investigators may determine a cause of an accident.Logical formLearned from15 sentences. Investigators may be reached.Logical formLearned from15 sentences. Investigators may focus on questions.Logical formLearned from15 sentences. Evidence may be logged by investigators.Logical formLearned from15 sentences. Investigators may discover pieces of rail.Logical formLearned from15 sentences. Investigators may seek a help.Logical formLearned from15 sentences. Investigators may probe a case.Logical formLearned from15 sentences.