VIJAYAWADA: Three persons, including the village secretary and sarpanch’s husband, were arrested for killing 18 stray dogs by administering poisonous injection at Chebrole in Eluru district. The incident happened on Saturday evening. The stray dogs were found dead at various places in the village. Having learnt about the incident, animal lovers rushed to the village and lodged a complaint with Chebrole police alleging that Kagithala Veerababu administered a poisonous injection to the dogs at the behest of village secretary and others.