Former professors of Dirar Abu Sisi, the engineer from Gaza who went missing during a train trip in Ukraine last February, refute allegations in Israel’s indictment that the man was taught weapons systems at university. The indictment also claims that one of Abu Sisi’s professors studied at a military engineering school in east Ukraine, though no such school exists, the Associated Press has found. Read more about Former professors refute Israel's indictment of kidnapped Gaza engineer