If a 6' 3", 200 pound, football playing male is sitting atop your body, beating you in the head and face, regardless of how he got there, you would BE fearing for your life and could use self defense.
If that is a real, provable fact, there is no way Zimmerman gets convicted.
What was the brother in a hoody doing in a gated {i.e. PRIVATE NO TRESPASSING ALLOWED} community? Just axing, bro?
He was in the community with his father and his father’s girlfriend.