Answer:
I am a protector. I sit on a bridge. One person can see right through me while others wonder what I hide.
I fly when I'm on and float coming off.
Everyone in the world needs me. They generously give me but never take me. What am I?
I have two bodies joined together as one. When standing still, I run and run. What am I?
I am always hungry I must always be fed. The finger I lick will soon turn red.
Why did the stadium get so hot after the game?