A man and his son were killed when a lorry hit their two-wheeler from behind at Chinna Orampadu crossroads in Obulavaripalle mandal in Kadapa district on Thursday. Kambhala Ramachandraiah and his son Kambhala Chandrasekhar, who owned a brick kiln, died on the spot. The lorry driver has been taken into custody and a case has been registered. -Special Correspondent