Missing Novosibirsk boys died 15-year-old Zarina Sotorina and 16-year-old Ivan Zakharevich disappeared on October 14 in Novosibirsk. The first is from Kalininsky Square in the city, the second is from Leninsky Square, according to the orientation of LisaAlert. Volunteers received search requests on October 18 and 20. They issued guidelines, examined hard-to-reach areas and natural shelters. "On October 28, during joint search operations with law enforcement officers, the teenagers were found dead. The squad expresses its condolences to their families and friends," the LisaAlert message said. The circumstances of death are not detailed.