71.   For people trying to enter the United States illegally from the north, the corridor of choice is across the border in northwestern Washington.

72.   For two days, they apparently drove more or less nonstop to the Nepali border in the Mustang region, where they switched to horses.

73.   Four years ago, a smuggler led a group of illegal immigrants into a high-walled ditch just across the border in Douglas during a downpour.

74.   Greenwald has crossed borders in dangerous places before, but always on a jet.

75.   Gardens became works of art for Jekyll, who created perennial borders in a series of color gradations, shading from white on the ends through pinks and blues.

76.   Harr notices a visitor gazing past the white pillars of the porch to the well-tended perennial border in the side yard.

77.   He got the border in his sector under control.

78.   He and the other volunteers will cross the border in a day or two.

79.   He grew up not far from the Arizona border in Ciudad Obregon, Mexico.

80.   He talks of the border in terms that would be familiar to many residents at the southern edge of the United States.