Source : Officials believed intercepts indicated potentially imminent attack . Coded words pointed to threat of attack on overseas U.S. installation , officials said . ` ` There was a sense of imminence '' in the intercepted messages , a U.S. official said . Yemeni officials said suspected bomb - maker not involved in drone strike , contrary to reports .
Source : Officials believed intercepts indicated potentially imminent attack . Coded words pointed to likelihood of attack on overseas U.S. installation , source says . `` There was a sense of imminence '' in the intercepted messages , a U.S. official said . Yemeni official said suspected bomb-maker not hurt in drone strike , contrary to report .