's >>> reporter: jonathan bigliati london. >>> they invited him to visit a london mosque. lawmakers debated a counter petition which 40,000 people signed that urges the government to mind its own business. >>> the president. and first lady participated in a day of service to jr. they visited an elementary school in washington dc and help those in need. they were helping members of americorps.>>> the democratic presidential candidates attended a king day, an event that focus on improving education, they also talked about the condition of public schools all across the state. there was talk about the confederate flag no longer flying at the statehouse. candidates talked about race relations and keeping his dream alive. >>> we are all diminished by racism and bigotry and injustice no matter who we are, whether we know it or not. >> what is important is that we remember his vision. the world that he wanted to see the america that he wanted to he said change does not role in on the wheels of inevitability but comes from continuous struggle and that struggle is hours. it is all o