A dog chases a mountain lion up a tree

Videos include an incredibly brave dog chasing a mountain lion up a tree. Also: A musical montage of cats and dogs sparring; video of a snoring bulldog who wakes up at the smell of sausage, and a woman's impromptu dancing at a restaurant lands her on her butt. This week's state video salute is to New York, with videos submitted from or taking place in the Empire State.