This is a interesting case. It argues that the Seattle's Police Departments use of force policy violates the Second Amendment. Its been appealed to the Ninth Circuit. Opening Brief here.
http://blog.californiarighttocarry.org/wp-content/uploads/2016/07/Opening-Brief.pdf
http://blog.californiarighttocarry.org/wp-content/uploads/2016/07/Opening-Brief.pdf