In this still image made from video provided by the Dubai-based news channel al-Hadath, the father of the alleged Louvre attacker, Egyptian-born Abdullah Reda Refaie al-Hamahmy, 28, Reda Refae al-Hamahmy, left, gives an interview to al-Hadath, in his Nile Delta home, aired Saturday, Feb. 4, 2017, in which he said he was shocked to learn of his son’s alleged involvement. “All I want is to know the truth and find out whether he is dead or alive,” the father said.