Five people are dead after an avalanche in the Austrian province of Tyrol, emergency responders said on Friday. One injured person was flown to Switzerland, a police spokesperson told dpa. The accident occurred off the slope around the municipality of Spiss, on the border with Switzerland. The spokesperson did not give any information on the number of missing persons or the origin of the victims. It was one of the most serious avalanche accidents seen in Austria this winter season. At the beginning of December, three hiking skiers were killed and two others were injured by masses of snow in Sa…