51.   Early the next year, Clinton issued a directive to improve security at the laboratories.

52.   Economists credited the increase to major federal spending on the war in Afghanistan and to improve security at home.

53.   Enacting a bill to improve aviation security may prove difficult if House Republicans continue to support the current system, in which airlines are in charge of employing screeners.

54.   Even the simplest and most obvious prescriptions, to do with improving security at domestic airports, pose a dilemma.

55.   Even though the damage so far has been minor, security experts have warned companies and agencies that the threat is increasing and they need to improve security.

56.   Even still, some medical records specialists believe electronic storage of records actually improves security.

57.   For that reason, some air safety advocates say federal and airline money should be spend elsewhere, like on improving airport security.

58.   Fortunately, we have the means to improve food security and bolster public confidence.

59.   Frank Hassid, executive director of the Jewish Community Center on the Hudson in Tarrytown, said his group was improving its security after the Los Angeles shootings.

60.   Garvey is discussing a variety of ideas to improve aircraft security, and so are her superiors.