article_snippet: Patrick Gannon, police chief of Los Angeles International Airport, said the 54,000 employees with security badges undergo recurring criminal background checks and random screening.
article_snippet: Only two major airports in the United States -- Miami and Orlando -- conduct full employee screening by requiring all employees with access to secure areas to pass through a metal detector, a CNN investigation found.
article_snippet: Other airports like Los Angeles conduct random screenings.
article_snippet: Many airports don't do any screenings at all other than a criminal background check before employees are hired.
article_snippet: The crackdown on employee screening comes after the arrest of a Delta baggage handler and passenger accused of gun smuggling at Atlanta's Hartsfield Jackson International Airport in December.
article_snippet: With so many employees, "[T]here is no way that you are going to have the ability to screen every single person that comes to work in Atlanta's Hartsfield Jackson International Airport.
article_snippet: At LAX, employees punch in a code and swipe employees badge to access the airfield.
article_snippet: Lauren Stover, Miami airport security director, agreed that ID badges alone "are not enough [to] stop malicious intent."
article_snippet: "You can vet employees for basic information on employees backgrounds, but it's not going to prevent employees from carrying out some kind of malicious activity against an airport.
article_snippet: And airports need to know airports threats.
article_snippet: In the wake of congressional scrutiny of airport employee screening procedures, private security guards at Atlanta's airport last month began checking employee bags as the first step toward moving toward full employee screening.
article_snippet: The TSA is conducting a review of the feasibility of full employee screening, although previous government studies have concluded that would be too expensive and inefficient.
highlights_snippet: Airports are stepping up employee screening .
  
highlights_snippet: CNN investigation found only two major U.S. airports conduct full employee screenings .