The family of a French backpacker who went missing in Egypt nearly a year ago used the Egyptian president’s visit to Paris on Friday to press for an investigation into the 27-year-old traveler’s disappearance. Family members and friends raised placards asking, “Where is Yann Bourdon, President Sisi?” – hoping to catch the eye of Egyptian President Abdel Fattah al-Sisi before his meeting with French President Emmaunel Macron. But French police scooped them up from a sidewalk and led them away for identity checks before Sisi’s motorcade zoomed past. Macron’s office wouldn’t say if the French lea…