Richard Hatcher , the newly elected black mayor of Gary , Indiana , spoke to the group about white racism and his fears of racially motivated violence in the future .
At the meeting , Mayor Washington asked President Johnson to deploy troops to the District of Columbia .
Richard Hatcher , the newly elected black mayor of Gary , Indiana , spoke to the group about white racism and Johnson 's fears of racially motivated violence in the future .
At the meeting , Mayor Washington asked President Johnson to deploy troops to the District of Columbia .