In this photo released by Arthit Suriyawongkul, a U.K. Home Office Carrier Alert notice about NSA leaker Edward Snowden is seen at an airline check-in counter at Chiang Mai airport in Thailand,

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In this photo released by Arthit Suriyawongkul, a U.K. Home Office Carrier Alert notice about NSA leaker Edward Snowden is seen at an airline check-in counter at Chiang Mai airport in Thailand, Friday, June 14, 2013. A British diplomat confirmed the British government issued the alert to airlines around the world, urging them not to allow Snowden to board flights to the United Kingdom. (AP Photo/Arthit Suriyawongkul) less 

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Associated Press
Fri, Jun 14, 2013 5:55 PM EDT