Promoting unity in Dallas and action in Washington. Efforts to enact change after last week’s shooting, we’ll explore. Also: A new precedent. A criminal justice expert on the Dallas Police Department’s use of a robot with a bomb to eliminate the shooting suspect. Plus: Little Saigon. Why a Houston city council member’s plan to re-name part of a neighborhood is a little more divisive than expected. The Giant Still Sleeps… a film series looking at political trends… including why Texas Latinos aren’t going to the polls. Plus… The debate over handing out diplomas to Texas students who haven’t passed big tests. Those stories and lots more today on the Texas Standard: