Escalator Investigator. Escalator Investigator Presents: Triple Sabotage at the U.N. Escalator Investigator Presents: Teleprompter Investigompter. Escalator Investigator Presents: Ineffective Acoustics Detective Sleuth-Fix. Late Show Presents: Meanwhile. Jeremy Strong discusses The White House Effect and Springsteen: Deliver Me from Nowhere. Carrie Preston discusses Elsbeth.