In the first ever carnage during the National Democratic Alliance regime led by Chief Minister Nitish Kumar, 16 people were gunned down by suspected Maoist cadres in a village in Bihar's Khagaria district late on Thursday night."Nearly 100 people, suspected to be Maoists, armed with automatic weapons, attacked the village Amosi Bharen Diara and fired indiscriminately late on Thursday night, killing 11 men and 5 children on the spot," said a police official.