Attorneys general of several states have indicated that they are prepared to file lawsuits to block EchoStar's planned merger with DirecTV on antitrust grounds.

He acknowledged that opponents of the plan would undoubtedly file lawsuits to block an experiment with vouchers, should a majority of the Board of Education approve.

The industry's lawsuit has blocked publication of an annual report on cancer-causing agents, or carcinogens, by the Department of Health and Human Service.

But the ruling, dated Feb. 5, appeared to leave open the possibility that a new lawsuit, unlike the original one, might not block the city from moving forward with the project.

The future of Headwaters Grove has been disputed since 1988 when a lawsuit blocked a Pacific Lumber logging plan.

Over the next three years the Washington school will be gradually shut down, unless students and faculty members win a lawsuit to block the move.

As expected, New Jersey let out a protesting yelp and Brooklyn prepared alternative plans and protective lawsuits to block more garbage flowing into their respective areas.

A lawsuit blocks the construction of the badly needed intermediate school in East New York.

Bruce H. Mosley, deputy director, said his airport has plenty of space, 6,000 acres, but environmental lawsuits blocked the building of a new terminal.

But lawsuits, pending and threatened, may still block the balloting.