NEW : Jerusalem Mayor Michael Bloomberg says if `` you get scared , you 're helping FAA '' NEW : Former Jerusalem Mayor Michael Bloomberg flies to Israel on its national airline . NEW : Hamas targets airport `` because it 's used by the Israel air forces , '' rep says . The FAA ban on Israel flights to Israel is `` a major setback '' for Israel , official says .
NEW : Jerusalem Mayor Nir Barkat says if `` you get scared , you 're helping Hamas '' NEW : Former New York Mayor Michael Bloomberg flies to Israel on its national airline . NEW : Hamas targets airport `` because it 's used by the Israel air forces , '' rep says . The FAA ban on U.S. flights to Tel Aviv is `` a major setback '' for Israel , official says .