New Delhi, Jan. 3 -- Sixteen-year-old Arthur Brodard went to the Le Constellation bar with friends to celebrate the New Year. Nearly 48 hours after a devastating fire, his mother still held out hope he might be one of the six injured people who remained unidentified after one of Switzerland's worst tragedies.

Those half-dozen people gave a glimmer of hope for families whose loved ones were missing in the aftermath of the fire at the Alpine ski resort of Crans-Montana that killed 40 people and injured 119 others, 113 of whom have been formally identified.

"I'm looking everywhere. The body of my son is somewhere," Laetitia Brodard, from Lausanne, Switzerland, told reporters. "I want to know, where is my child, and be by his side. Wherever...