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A Palestinian farmer works in her field in the village of Khuzaa, east of Khan Yunis near the border fence between Israel and the southern Gaza Strip on March 30, 2015 as Palestinian mark the Land Day. On the annual Land Day, demonstrations are held to remember six Arab Israeli protesters who were shot dead by Israeli police and troops during mass demonstrations in 1976 against plans to confiscate Arab land in the Galilee. AFP PHOTO / SAID KHATIB (Photo credit should read SAID KHATIB/AFP/Getty Images)

A Palestinian farmer works in her field in the village of Khuzaa, east of Khan Yunis near the border fence between Israel and the southern Gaza Strip on March 30, 2015 as Palestinian mark the Land Day. On the annual Land Day, demonstrations are held to remember six Arab Israeli protesters who were shot dead by Israeli police and troops during mass demonstrations in 1976 against plans to confiscate Arab land in the Galilee.  AFP PHOTO / SAID KHATIB        (Photo credit should read SAID KHATIB/AFP/Getty Images)