A police officer with a sniffer dog patrols the Yemelyanovo airport near the Russia's Siberian city of Krasnoyarsk Jan 26, 2011. Prime Minister Vladimir Putin vowed revenge on Tuesday for a suicide bombing that killed at least 35 people at Domodedovo, Russia's busiest airport on Monday. [Photo/Agencies]
A police officer with a sniffer dog checks a passenger's luggage at the Yemelyanovo airport near Russia's Siberian city of Krasnoyarsk Jan 26, 2011. [Photo/Agencies]
