AFP presents a retrospective photo package of 60 pictures marking the 4-year presidency of President Trump. Marjory Stoneman Douglas High School student Emma Gonzalez(C) listens with other students during the March for Our Lives Rally in Washington, DC on March 24, 2018. - Galvanized by a massacre at a Florida high school, hundreds of thousands of Americans are expected to take to the streets in cities across the United States on Saturday in the biggest protest for gun control in a generation. (Photo by JIM WATSON / AFP)