(Elmendorf AFB, AK)  --  A serviceman from the the north-central Minnesota township of Hines is among four airmen killed Wednesday when a cargo plan crashed at Elmendorf Air Force Base in Anchorage, Alaska.  Major Michael Freyholtz was a pilot assigned to the Alaska Air National Guard's 249th Airlift Squadron.  Military officials say the cargo plane crashed shortly after taking off on a training mission for this weekend's air show.