A 19-year-old who survived the deadly fire that tore through a popular bar at a Swiss ski resort early on New Year's Day recounts chaos and panic inside the bar as the fire broke out, saying people were pushing each other and falling down the stairs in a frenzy to escape, while others were being trampled. "I'm still in shock," Nathan Huguenin said. "I feel like this is actually a nightmare, that I'm going to wake up." Investigators said Friday that they believe the deadly fire was caused by spar