A view of the sign for the Lorraine Motel, where Martin Luther King Jr. was assassinated, is seen on the grounds of the National Civil Rights Museum, April 3, 2018 in Memphis, Tennessee. King was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiRev. Jesse Jackson speaking with family members on the balcony outside room 306 at the Lorraine Motel, where Martin Luther King Jr. was assassinated, is seen on the grounds of the National Civil Rights Museum, April 3, 2018 in Memphis, Tennessee. King was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiA view of the Lorraine Motel, where Martin Luther King Jr. was assassinated, is seen from the possible sniper location on the grounds of the National Civil Rights Museum, April 3, 2018 in Memphis, Tennessee. King was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiA view of the sign for the Lorraine Motel, where Martin Luther King Jr. was assassinated, is seen on the grounds of the National Civil Rights Museum, April 3, 2018 in Memphis, Tennessee. King was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiRev. Jesse Jackson walks with his family on the balcony of the Lorraine Motel where Martin Luther King Jr. was assassinated the National Civil Rights Museum on April 3, 2018 in Memphis, Tennessee. King was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiPeople visit the National Civil Rights Museum April 3, 2018 in Memphis, Tennessee. King was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiRev. Jesse Jackson poses for a photo with family outside the Lorraine Motel where Martin Luther King was assassinated at the National Civil Rights Museum April 3, 2018 in Memphis, Tennessee. Martin Luther King Jr. was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiA Memphis sanitation truck is seen at the National Civil Rights Museum April 3, 2018 in Memphis, Tennessee. / AFP PHOTO / Brendan SmialowskiPeople visit the National Civil Rights Museum April 3, 2018 in Memphis, Tennessee. Martin Luther King Jr. was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan SmialowskiA man walks past a mural devoted to the Memphis sanitation workers strike April 3, 2018 in Memphis, Tennessee. Martin Luther King Jr. was assassinated 50 years ago on April 4, 1968, as he stepped to the balcony. / AFP PHOTO / Brendan Smialowski