trump jr. and how she is closer to the kremlin than we thought. but this week's cnn hero, an emergency room doctor in brooklyn that decided to do something about the stunning number of homicide victims he saw in his line of work. >> i don't like pronouncing people dead. this is probably the worst thing i've ever had to do. i was to preserve life. when i see patients coming in with violent injuries and looks like you from your neighborhood, a lot of this really hits home u. realize i don't want this to happen any more. what do we do about it? >> so what is he doing about it? to find out how he's working to end violence in the community, log on to cnn heros and nominate someone you think should be a cnn hero. >> cnn heros, everyday people changing the world is brought to you by subaru, love is what makes a subaru a subaru.