. . "Protecting our commerce : enhancing the security of America's ports : hearing before the Select Committee on Homeland Security, House of Representatives, One Hundred Eighth Congress, first session, June 21, 2003"@en . . . . . . . . . . . . . . . "Protecting our commerce enhancing the security of America's ports : hearing before the Select Committee on Homeland Security, House of Representatives, One Hundred Eighth Congress, first session, June 21, 2003"@en . . .