India, Aug. 1 -- Sarah Mallory Geis, a mountaineer from San Antonio, Texas, has been identified as one of four climbers killed after an avalanche struck an international expedition on Pakistan's Broad Peak. Pakistani authorities confirmed the deaths on Friday as rescue teams continued searching for seven other missing mountaineers.

Officials in Pakistan's Gilgit-Baltistan region said the avalanche occurred on Thursday evening while the 10-member expedition was ascending Broad Peak at an altitude of about 6,660 meters.

Contact with the team had been lost earlier that day after a routine communication with the tour operator.

Sarah Mallory Geis, 39, was an experienced climber from San Antonio, Texas. She stated on social media that she wa...