For the past few years I have been part of a discussion group where we have occasions to talk about controversial subjects such as politics and race relations.Recently, we were given advance notice that the next matter would be about whether there was a double standard of justice in this country.By an amazing coincidence, I recently saw a play that really brought it all into perspective: “Blood at the Root” at the beautifully restored Theater on the Lake in Lincoln Park at 2401 N. Lake Shore Drive.It was …