21.   Areas of fog and drizzle will dull the morning across the Middle Atlantic and southern New England states as humidity builds over the region.

22.   Arbenz panicked, his government quickly collapsed, and forces that had been building over so many centuries were unleashed with a new fury.

23.   As the hoped-for growth and development occurred, the tracks, their purpose served, closed and the sites were built over.

24.   As winter nears, large high pressure zones build over central Asia.

25.   As the U.S. economy wraps up one of best economic performances in decades, the storm clouds are building over the Pacific horizon.

26.   Because the sport is noisy, shooting ranges are isolated and some are built over landfills.

27.   Both the insurance industry, which lobbied for the Earthquake Authority, and consumer activists, who opposed it, see a storm building over the new agency.

28.   A chapel that was built over his grave was destroyed by fire and its location is still a matter of speculation.

29.   A high pressure dome will build over the remainder of the Eastern states.

30.   A huge high pressure system had built over the central Rockies, and its clockwise circulation was directing much drier and eventually milder air toward the West Coast.