According to John Dinges, author of The Condor Years (The New Press 2003), documents released in 2015 revealed a CIA report dated April 28, 1978 that showed the agency by then had knowledge that Pinochet ordered the murders [REF].
Kenneth Maxwell points out that U.S. policymakers were aware not only of Operation Condor in general, but in particular "that a Chilean assassination team had been planning to enter the United States."