71.   Bush was also asked about his planned missile defense system, which many Chinese see as a threat aimed at neutralizing their own nuclear forces.

72.   Bush also said he wants to build a missile defense system opposed by Moscow.

73.   Bush and his advisers may now realize that their vision of ultimate security from a missile defense system is little more than a distant technological possibility.

74.   But arms control advocates, who fear that fielding a missile system will undermine nuclear weapons cuts, criticized the negotiating.

75.   Bush must make a critical choice within weeks about whether to proceed with a version of a national missile defense system.

76.   But even some experts who support research on missile defense systems have reservations about the new initiatives.

77.   But he would also spend billions to put in place a missile defense system far more ambitious than the one the Clinton administration is pondering.

78.   But it does not specifically mention spending on a new missile defense system, which Bush has advocated.

79.   But Iraq again thwarted U.N. efforts to resume inspections on Tuesday by turning back teams of experts in biological, chemical and missile systems.

80.   But he said if Russians ultimately reject any missile defense system, a confrontation is likely.