41.   And the warning that went out today helped to heighten that sense of awareness.

42.   At the same time, Israeli-Palestinian fighting has heightened the sense of conflicted loyalties among Arab Israelis.

43.   Cursed my brother for hogging all the genes that heighten sense of direction.

44.   Graphic media images heightened a sense of insecurity in Manila.

45.   Graphic media images heightened the sense of insecurity.

46.   Later, both settled into apprenticeships that would heighten a sense of blood loyalty to their chosen comrades.

47.   On the street, the twisted hulks of three cars heightened the sense of chaos as rescue crews crunched their way over the rubble.