SAVANNAH, Ga. - Coast Guard Petty Officer 2nd Class David Ihrig, a flight mechanic, is the role of eyes in the sky as a helicopter crew escorts in a liquefied natural gas tanker. The crew is making sure the tanker makes it safely into port as part of the Coast Guard's homeland security mission. Coast Guard photo by PA1 Donnie Brzuska, PADET Jacksonville, Fla.
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