Hello again everyone I have a major problem and I need some help I have a german rottwiler who has a major problems with other big male dogs I got him fixed and everything!! And he still attacks other male dogs little dogs he has no problem with but its big dogs! (males) now my grandmother thinks because its her dog that my dog is going to be a killer (ps my dog is on a chain hers isn't!! ) so now she is telling me my dog is going to kill my son and attack me and all this noncence he would never he lays on his belly the minute my son comes near him so here are my options get a cage for him leave him on the chain or get rid of him(I don't like that option) sooooo what do I do??