mr. zimmermann? >> yes, sir? >> your son sounds like a wonderful, wonderful young man.e thank you for taking the time and sharing a little bit about him with us here this morning. >> thank you. >> best to you. all right. now here's erica. >>> this morning, nearly one week after that shooting in tucson washington is still feeling the political aftershocks. joining us this morning from washington with his perspective is political analyst john dickerson. good morning to you. this has been political honestly since it happened on saturday. on wednesday night, the president, of course calling for a little bit of a pause. saying we need a change in discourse, words that heal and not wound and feels like in the short term there's been a bit of a dialing back. is this civility going to last? >> well, it's the big question. there will be one small test next week as house republicans bring up the repeal of the health care bill. what used to be called the job-killing health care bill and now of course operates in a much different context and democrats, too, who had planned to fight