51.   Other roadblocks cited are limited federal funding, politics and public opinion, with conservative groups opposing methods that work after fertilization.

52.   Roadblocks were unmanned, and the column met no resistance.

53.   Prosecutors argued that drug roadblocks were constitutional because they are similar to checkpoints set up to check whether people are driving drunk.

54.   Roadblocks are a common form of protest in Greece but police rarely use force to disperse those blocking traffic.

55.   Roadblocks are everywhere and armored vehicles travel the littered lanes at high speeds, brushing by survivors pushing their carts.

56.   Roadblocks were still up Sunday in five states in the nationwide hunt for any remaining fugitives.

57.   Roadblocks are everywhere and armored vehicles travel the littered lanes at high speeds, brushing by survivors pushing carts.

58.   Roadblocks are now located all around Palestinian cities, and therefore impede not only travel into Israel but also between the various Palestinian zones.

59.   Such roadblocks are common in cities throughout West Africa and often are used by soldiers or police to extort money from drivers.

60.   The Israelis claim that the roadblocks are necessary to keep militants out of Israel.