(From L to R) Israeli Chief of staff Gadi Eizenkot, Israeli Prime Minister Benjamin Netanyahu, and Israel's air force commander Major General Amir Eshel stand for their national anthem during the graduation ceremony of Israeli air force pilots at the Hatzerim base in the Negev desert, near the southern Israeli city of Beer Sheva, on December 29, 2016. / AFP / JACK GUEZ        (Photo credit should read JACK GUEZ/AFP/Getty Images)