South Los Angeles Mass Shooting no Fed agencies present!

Media presents event after event of shootings with Fed agencies crawling all over the scene but not this one? The latest info from the Newtown and the Lawsuit against Remington.
http://losangeles.cbslocal.com/2016/1...
http://ktla.com/2015/09/26/2-dead-1-i...
http://patch.com/california/banning-b...
http://www.courant.com/news/connectic...
https://radiotamazuj.org/en/article/a...