Six persons including four soldiers and two porters were killed in avalanche in the Siachen Glacier on November 18. An avalanche hit Army positions in the Siachen Glacier after which eight personnel were stuck under the snow. Seven individuals who were critically injured accompanied by medical teams were evacuated by helicopters to nearest Military Hospital. Six people who died in the avalanche succumbed to extreme hypothermia. Altitude in the northern glaciers is of around 19,000 feet and above. For latest news follow www.deccanherald.com.