Answer:
I can run but not walk. Wherever I go, thought follows close behind. What am I?
I am an object which is used in baseball during the day I can't be seen at all
I am a rock group with four members. All dead one was assassinated.
What word becomes shorter when you add two letters to it?
My rings are not worth much, but they do tell my age. What am I?
Give it food and it will live, give it water and it will die.