By Mrinmay Dey and Gopal Sharma KATHMANDU (Reuters) – An earthquake of magnitude 6.6 struck Nepal early Wednesday, killing at least six people, destroying multiple houses in the western district of Doti and shaking the Indian capital New Delhi, officials said. Five other people were seriously injured as eight houses collapsed, said Bhola Bhatta, Doti’s deputy superintendent of police, confirming an earlier figure shared by home ministry official Tulsi Rijal. Local media showed visuals of mud and brick houses destroyed by the quake and rescuers digging through the rubble to look for survivors. …