Helicopter crashes in Alaska killing 5, seriously injuring 1

<p>PALMER, Alaska &mdash; A helicopter crashed in the area of Knik Glacier killing five and leaving one in serious but stable condition, Alaska authorities said.</p>
<p>Alaska State Troopers said in a statement Sunday that they received a report of an overdue helicopter and the location of possible crash debris Saturday night. </p>
<p>A rescue team from Alaska Rescue Coordination Center was dispatched to the crash site just after 10 p.m., troopers wrote. The team arrived to find five occupants dead and a sole survivor, who was taken to a hospital.</p>
<p>No identities were immediately released, but authorities are notifying next of kin. </p>
<p>The Alaska State Troopers, Alaska Army National Guard, and Alaska Mountain Rescue Group will attempt recovery efforts at the site Sunday.</p>
<p>The National Transportation Safety Board will be investigating.</p>