Three dead as Alps avalanche traps school children

Latest: It has now been confirmed that two French high school students and a Ukrainian skier have been killed after an avalanche in the French Alps.

Update (7.48pm): It has now been confirmed that two French high school students and a Ukrainian skier have been killed after an avalanche in the French Alps.

Officials did not give any information on the number of missing but said 60 rescue workers have been mobilised in a search-and-rescue operation with sniffer dogs and a helicopter.