Bruce Shapiro's USA: Trump gets more firing power

Bruce Shapiro looks back at key points in the last 250 years of the USA's history ahead of its birthday celebration on July4. Plus a new Supreme Court decision means US President Donald Trump will have even more power to say 'you're fired!' Guest: Bruce Shapiro, contributing editor with The Nation magazine and Director of the Global Center for Journalism and Trauma. Producer: Catherine Zengerer