Photos of the Day: Photos of the day 05/21
In Pictures: Sinkholes around the world
In Pictures: What happened to the green revolution in Iran?
In Pictures: Facing the devastation of the Oklahoma tornadoes
In Pictures: Sandy: Chronicle of an unrelenting storm
Photos of the Day: Photos of the day 05/20
In Pictures: Weather extremes 2013
In Pictures: The Israeli separation barrier: A West Bank wall
In Pictures: Derby Day devotees, Kenyan style
A Transportation Security Agency (TSA) worker conducts a pat-down search of a traveler at Denver International Airport, the day before the Thanksgiving holiday, in Denver, Colo., on Nov. 24. Millions of Americans took to the skies on Wednesday for the start of the Thanksgiving holiday, but air travel flowed smoothly despite protests over new security procedures, including calls for passengers to boycott high-tech body scanners. Rick Wilking/Reuters
Paul Gambill (l.) and Bryan Berkland of Phoenix protest the TSA's pat-down search policy outside Terminal Four at the Phoenix Sky Harbor International Airport in Phoenix, Ariz., on Nov. 24. Rick Scuteri/Reuters
A passenger undergoes a pat-down search from a TSA officer at Seattle-Tacoma International Airport in Seattle, Wash., on Nov. 24. Ted S. Warren/AP
Halina Reed of Phoenix protests outside a security gate at Sky Harbor International Airport in Phoenix, Ariz., on Nov. 24. Ms. Reed was participating in the National Opt Out Day protest against the use of body-scanning technology by the TSA. Matt York/AP
Activist Lori Lamb distributes stickers to travelers to protest against the TSA's new security procedures at Los Angeles International Airport in Los Angeles, Calif., on Nov. 24. Jae C. Hong/AP
John Tyner is photographed in San Diego on Nov. 15. Mr. Tyner, a software engineer, posted an Internet blog item saying he had been ejected from San Diego International Airport after being threatened with a fine and lawsuit for refusing a groin check after turning down a full-body scan. Across the country, passengers have to choose scans by full-body image detectors or pat-downs. Top federal security officials said the procedures were safe and necessary sacrifices to ward off terror attacks. K.C. Alfred/San Diego Union-Tribune/AP
A sign explaining millimeter wave imaging technology is displayed as Transportation Security Administration screeners begin to check passengers in Minneapolis-St. Paul International Airport on Sept. 22. Security officials at the airport began using the new, high-tech body scanner at the checkpoint, saying the full-image technology is a critical tool to help head off potential threats. Jerry Holt/The Star Tribune/AP
Transportation Security Administration employee Clark Rocheleau demonstrates for the media the process of going through the new body scanner at the Minneapolis-St. Paul International Airport on Sept. 22. Jerry Holt/The Star Tribune/AP
A Transportation Security Administration officer views a full-body scan during a demonstration of passenger screening technology at the TSA Systems Integration Facility in Arlington, Va., in 2009. Haraz N. Ghanbari/AP/FILE
Transportation Security Administration employee Angelo Peralta (l.) demonstrates the use of an Advanced Imaging Technology unit to a fellow TSA employee, who helped with the demonstration at John F. Kennedy International Airport in New York City on Oct. 22. Henny Ray Abrams/AP
A Transportation Security Administration screener looks at an image of a woman that was supplied by the TSA so that members of the media could see the process of the millimeter wave imaging technology at Minneapolis-St. Paul International Airport on Sept. 22. The image is a TSA employee who volunteered for the media event. Advanced imaging technology is optional for all passengers. Passengers who opt out will receive alternative screening, which includes physical pat-downs. Jerry Holt/The Star Tribune/AP
US Homeland Security Secretary Janet Napolitano (l.) listens as John Pistole, administrator of the Transportation Security Administration, speaks about raising passenger vigilance at Reagan National Airport in Washington on Nov. 15. Kevin Lamarque/Reuters
Janet Napolitano greets Transportation Security Administration workers as she arrives to speak about heightened passenger vigilance and airport security at Reagan National Airport in Washington on Nov. 15. Kevin Lamarque/Reuters
Photos of the Day: Photos of the day 05/21
In Pictures: Sinkholes around the world
In Pictures: What happened to the green revolution in Iran?
In Pictures: Facing the devastation of the Oklahoma tornadoes
In Pictures: Sandy: Chronicle of an unrelenting storm
Photos of the Day: Photos of the day 05/20
In Pictures: Weather extremes 2013
In Pictures: The Israeli separation barrier: A West Bank wall
In Pictures: Derby Day devotees, Kenyan style
One of the Homeland Security's key priorities in the months to come will include expediting 'low-risk' travelers through security lines. One way to do this is 'pre-screening.'
The Obama administration is clearly taking complaints about overly-enthusiastic frisking among airport security screeners to heart.
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/Photo-Galleries/Photos-of-the-Day/2013/Photos-of-the-day-05-20
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