Any parent of human siblings knows the pain of breaking up a ridiculous fight that makes zero sense. Just ask any parent who has had to referee a fight because one kid was staring at the other kid.

Becoming estranged from a sibling can be devastating, even when it also brings a sense of relief. Here's why it happens, and ...

A fight between siblings turned deadly on Thursday in southeast Oklahoma City. Police said a teenager died but no one has been arrested. Police identified the victim as 13-year-old Immanuel Taylor and ...