India, Jan. 1 -- Several dozen people are feared dead and more than 100 injured after a powerful explosion ripped through a bar at the Swiss ski resort town of Crans-Montana during New Year celebrations, local police said, according to media reports.

The blast occurred at Le Constellation bar around 1:30 am local time, when revellers had gathered to usher in the New Year.

Videos circulating on social media showed the bar engulfed in flames as celebrations were underway.

Officials said efforts are ongoing to identify the victims and facilitate the return of bodies to their respective families.

A massive rescue operation was launched, involving 10 helicopters, 40 ambulances and around 150 emergency responders.

Authorities have urged re...