At least 18 children were buried alive and six others injured Wednesday when the roof of a primary school collapsed following heavy rains in Kapkot area of Uttarakhand's Bageshwar district in North India. Uttarakhand state Chief Minister Ramesh Pokhariyal Nishank said the search and rescue teams have recovered the bodies of 18 children from the debris so far while search is on to find out others. The roof of the Saraswati Shishu Mandir at Sumgad village collapsed Wednesday morning when the children were studying, burying them under the debris, he said. Six other children were also rescued safely with minor injuries from the debris, he was quoted as saying by the Press Trust of India.