Lawyer for Brown family: Process 'completely unfair'

Lawyers for the family of US teenager Michael Brown have denounced the process that cleared the police officer who killed the 18-year-old as "completely unfair".

Attorney Benjamin Crump said the process was "broken" a day after a grand jury opted not to send white police officer Darren Wilson to trial.

Michael Brown was killed on 9 August in Ferguson, Missouri, sparking protests