they are interviewed by the leslie lowery, a washington post correspondent. >> what you think of the legacy of your son's life and of his death and the activism that has been birthed because of it? you look at the group black written in response to the failure to convict george zimmerman -- if you think about that, what comes to mind? >> we definitely think of trayvon as a young man who galvanized his country. >> the name came from not just in was -- who he was but all black and brown boys and some girls as well that have been killed, and nobody is being held accountable. announcer 2: sunday night at 9:00 eastern on afterwords. announcer 1: several lawmakers are holding town halls in their home state. on friday, iowa senator chuck grassley took questions on a number of issues including health care, immigration and more. he was asked to the ethical and moral standards of president trump. this is over an hour. >> we posted a number of elected officials and candidates from both parties. we have always had respectful meetings. that is what we are looking for today. the senator refers to