41.   As she and the others left, camera crews nearly knocked down two reporters in the rush to catch them walking out.

42.   As she talked, Lincoln knocked down an electric fence and flopped into a big mud puddle.

43.   As soon as you try to fit her into a convenient conceptual box, intriguing contradictions knock down perceived boundaries.

44.   As with all top draft choices, Kovalchuk was knocked down four times in the first period of a game with Carolina.

45.   At a retirement home here, the president helped knock down a wall to make room for a health clinic.

46.   At Seventh Avenue, the police said, the car turned sharply south onto Seventh Avenue, invading a crowded crosswalk and knocking down three pedestrians.

47.   Asked to knock down shots from anywhere on the floor.

48.   At the end of the day, you must always knock down the lifeguard stands to the west, she said.

49.   At another time, a hanging man, in a rite of initiation, knocks down a pile of giant pickup sticks.

50.   At the same time, U.S.-led efforts to knock down trade barriers and knit a global economy are bearing fruit.