Quite often people travel with elderly parents, handicapped relatives, others that may need help in flight
You mean "highly suspicious individuals" in the TSA handbook.
Full body cavity searches should be considered for them.
Turbans, Korans, hollowed-out shoes and lying middle-eastern men however should be offered an upgrade to first class, if not a key to the cockpit per TSA regulations.
Jean Meserve: "Threat Severe (Red)" for any flights originating in the UK. (quoting Chertoff)
Liquids banned, including "lotions, hair-gels..."
Hmmmm.