11.   However, a massive snowstorm in the Washington, D.C., area may prevent return to normal operations for at least a day.

12.   Mubarak had urged Arafat not to attend the Beirut summit because of the possibility that Sharon could prevent his return.

13.   Nikolai Gubenko, the Parliament member and former culture minister who has been spearheading the effort to prevent the return of the treasure, was among the most voluable.

14.   Proposition I is meant to prevent a return to the racist, sexist, pre-consent decree exam days.

15.   Secretary of State Madeleine Albright is viewed as the leading proponent of maintaining a robust force to prevent a return to war.

16.   That, some Palestinian officials say, empowers those Palestinian militant groups who seek to disrupt the cease-fire and prevent the return to a peace effort.

17.   The bill would in effect give the boy and his father political asylum and prevent their return to Cuba.

18.   The device irradiates arteries to prevent the return of coronary blockages pressed open by balloons.

19.   The political fallout in Russia will focus on how the population views the government breaking its promise to prevent a return of inflation.

20.   This year, the legislature adopted a law preventing local returns from being announced on television before all polls are closed across he nation.