At more or less the same time that Mr. Kaplan grudgingly agreed to give his help , prosecutors in New York received a phone call from the Las Vegas office of the F.B.I . The agents in Nevada had , for several months , been listening to secret conversations recorded by a criminal informant on their payroll .
Nevada /location/location/contains Las Vegas
IN JJR CC JJR DT JJ NN IN NNP NNP RB VBD TO VB PRP$ NN , NNS IN NNP NNP VBD DT NN NN IN DT NNP NNP NN IN DT NNP . DT NNS IN NNP VBD , IN JJ NNS , VBN VBG TO JJ NNS VBN IN DT JJ NN IN PRP$ NN .
Nevada
LOCATION
Las Vegas
LOCATION
/location/location/contains