Any decision to use lethal force against a United States citizen - even one intent on murdering Americans and who has become an operational leader of al-Qaida in a foreign land - is among the gravest that government leaders can face.

Though race-related issues continue to occupy a significant portion of our political discussion, and though there remain many unresolved racial issues in this nation, we, average Americans, simply do not talk enough with each other about things racial.

Any decision to use lethal force against a United States citizen - even one intent on murdering Americans and who has become an operational leader of al-Qaida in a foreign land - is among the gravest that government leaders can face.

People feel uncomfortable talking about racial issues out of fear that if they express things they will be characterized in a way that's not fair. I think that there is still a need for a dialogue about things racial that we have not engaged in.

With all do respect, senator, I don't think this is an appropriate setting for me to discuss that issue. I'd be more than glad to come back in an appropriate setting to discuss the issues that you have raised.

I look forward to working with the NRA to come up with ways in which we can use common sense approaches to reduce the level of violence that we see - in our streets, and make the American people as safe as they possibly can be.

Operation Fast and Furious was flawed in concept and flawed in execution. The tactics used in this operation violate Department of Justice policy and should never have been used.