81.   Spokesmen for the other agencies could not be reached for comment.

82.   Spokesmen for the two agencies defended the selection process.

83.   Some investigators concede the two agencies have a clash of cultures and fundamentally different standards of proof.

84.   Still, the two agencies differ on the pace of growth in later years.

85.   Spokespeople for the two agencies said they do not comment on pending court cases and investigations.

86.   Suspicion and friction still impede cooperation between the two agencies.

87.   That delayed restarting the system, he said, because the transit officials on hand could not obtain information and pass it on to the other agencies.

88.   Tension between the two agencies has been at the heart of the effort to further regulate animal waste.

89.   The combination with Publicis is convenient because the two agencies have no client conflicts.

90.   The decision came after a review among the three agencies and the Western International Media unit of Interpublic Group in Los Angeles.