Israel’s air campaign in Gaza may violate international laws prohibiting the targeting of civilians, the U.N.’s top human rights official said Friday. Navi Pillay, the U.N. high commissioner for human rights, said the Israeli military, which claims to have hit more than 1,100 targets that it says are mostly rocket-launching sites, and the Gaza militants, who have fired more than 550 rockets against Israel, must abide by international law. […] Pillay says she’s seen for herself in Gaza how traumatic the airstrikes and rocket attacks are for civilians, particularly children. Her office says civilians bear the brunt of the conflict...