Municipal Corporation Of Delhi — american bull kill my cat

Address: Street no. 7 house no. 3546 regar pura karol bagh new delhi 5

Plz help me sir I am stay regar pura karol bagh new delhi 110005 my little cat missing after 1 day the owner of American bull said that my cat was died because his dog kill my cat and theycan't proper trained his dog plz do somethithing if possible this types of dog not gud for our society plz help me