Answer:
I am the kind of dog that chases anything red.
3 point goal
Drop me and the world will shatter. You can always find me where you empty your bladder.
I am in the middle of water but am not an island.
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
I will disappear every time you say my name.