21.   California Highway Patrol officials said roads may remain closed until Monday.

22.   He said it would remain closed until further notice.

23.   However, the school will remain closed until Thursday morning while its own security personnel conduct another search, Watson said.

24.   In Athens and the nearby port of Pireaus, pharmacies are expected to remain closed until Wednesday.

25.   In the capital, most polling stations opened at least two hours late and some remained closed until mid-afternoon Tuesday.

26.   It will remain closed at least until Thursday, State Department spokesman Richard Boucher said Tuesday.

27.   Its top draw, Sandspur Beach, remained closed until early May.

28.   Market activity in both Asia and Europe was subdued as investors awaited the reopening of U.S. stock exchanges, which were to remain closed until at least Friday.

29.   Meantime, congressional leaders reopened the Capitol Monday, although House and Senate office buildings remained closed until results from environmental testing are complete.

30.   New Yorkers were told to avoid lower Manhattan and the financial markets were to remain closed at least until Friday.