By Our Reporter Six trekkers, including four Koreans and two Nepalis went missing in the famous Annapurna circuit due to avalanche on last Friday. Four other Chinese nationals who went missing in Mustang however came into contact. Although over 130 trekkers were rescued, the missing trekkers were not traced by the time this news story was written Continuous snowfall has caused difficulties to rescue the missing trekkers from the Chhomrung route of the Annapurna Base Camp (ABC). The search operation has been going under the joint effort of stakeholders, including security personnel since the accident came into notice on Friday. Ambassador of Korea to Nepal Park Young-sik, Chief District Officer of Kaski Ramesh Kumar KC, high ranking army officials, including relatives of the missing Korean nationals observed the site on Monday. "The weather has turned worse, with chances of another avalanche, so we returned today without making any achievement," CDO KC said. Nepal Army was mobilised to search the missing trekkers by removing the snow from the site of accident. According to Simrik Air Rescue Mission, the snowfall is continuing and nine feet snow has accumulated in the area.