"(The boy and girl) used racist taunts against Mr Kohli, (the boy) used violence against Mr Kohli, (the girl) encouraged (the boy) to use violence against Mr Kohli.
"The prosecution say that as a result of causing those injuries, (the boy) is guilty of murdering Bhim Kohli and that (the girl) who encouraged the causing of those injuries is guilty of manslaughter.".
Opening the case, prosecutor Harpreet Sandhu KC said: "On September 1, however, Mr Kohli would not get the opportunity to walk his dog for long and never would he return home.
Bhim Kohli, 80, was just 30 seconds from home when he was violently beaten in Franklin Park near Leicester in September last year.
A DOGWALKER was forced to his knees in a park and kicked to death by a teen as a 13-year-old girl filmed the attack laughing, a court heard.