Former mayor of New York City and supporter of Israel Michael Bloomberg, arrived at Israel for a short visit to show solidarity while airlines in America and other countries have cancelled all flights to Israel due to the security situation, July 23, 2014. Bloomberg met with Jerusalem Mayor, Nir Barkat at the Jerusalem Press Clum together with young American teachers working in the country. Bloomberg's visit falls on the 16th day of Israel's Operation Protective Edge, and airlines have declared a 24-hour ban on flights to Israel, leaving thousands of travellers trying to fly to or from Israel stranded. Photo by Hadas Parush/Flash90

Jerusalem mayor Nir Barkat (L), Lynn Schusterman of the Charles and Lynn Schusterman Foundation (C), and Former mayor of New York City, Michael Bloomberg (R), speak with young American teachers working in Israel, at the Jerusalem Press Club in Yemin Moshe, Jerusalem, July 23, 2014. Bloomberg arrived at Israel for a short visit, to show solidarity while airlines in America and other countries have cancelled all flights to Israel due to the security situation, July 23, 2014. His visit falls on the 16th day of Israel's Operation Protective Edge, and airlines have declared a 24-hour ban on flights to Israel, leaving thousands of travellers trying to fly to or from Israel stranded. Photo by Hadas Parush/Flash90

Former mayor of New York City, Michael Bloomberg, speaks with young American teachers working in Israel, at the Jerusalem Press Club in Yemin Moshe, Jerusalem, July 23, 2014. Bloomberg arrived at Israel for a short visit, to show solidarity while airlines in America and other countries have cancelled all flights to Israel due to the security situation, July 23, 2014. His visit falls on the 16th day of Israel's Operation Protective Edge, and airlines have declared a 24-hour ban on flights to Israel, leaving thousands of travellers trying to fly to or from Israel stranded. Photo by Hadas Parush/Flash90

Jerusalem mayor Nir Barkat (L), Lynn Schusterman of the Charles and Lynn Schusterman Foundation (C), and Former mayor of New York City, Michael Bloomberg (R), pose for a picture with young American teachers working in Israel, at the Jerusalem Press Club in Yemin Moshe, Jerusalem, July 23, 2014. Bloomberg arrived at Israel for a short visit, to show solidarity while airlines in America and other countries have cancelled all flights to Israel due to the security situation, July 23, 2014. His visit falls on the 16th day of Israel's Operation Protective Edge, and airlines have declared a 24-hour ban on flights to Israel, leaving thousands of travellers trying to fly to or from Israel stranded. Photo by Hadas Parush/Flash90

United States Secretery of State, John Kerry, with UN Secretary General Ban Ki-moon, at the David Citadel Hotel, July 23, 2014. Kerry's visit falls on the 16th day of Israel's Operation Protective Edge on Gaa and 6 days into the ground invasion, during which 28 Israeli soldiers were killed in combat, and the Palestinian death toll in Gaza raised to over 600. Photo by Matty Stern/US Embassy Tel Aviv/Flash90 ***US EMBASSY TEL AVIV HANDOUT EDITORIAL USE ONLY/NO SALES***

United States Secretery of State, John Kerry, with UN Secretary General Ban Ki-moon, at the David Citadel Hotel, July 23, 2014. Kerry's visit falls on the 16th day of Israel's Operation Protective Edge on Gaa and 6 days into the ground invasion, during which 28 Israeli soldiers were killed in combat, and the Palestinian death toll in Gaza raised to over 600. Photo by Matty Stern/US Embassy Tel Aviv/Flash90 ***US EMBASSY TEL AVIV HANDOUT EDITORIAL USE ONLY/NO SALES***

United States Secretery of State, John Kerry, with UN Secretary General Ban Ki-moon, at the David Citadel Hotel, July 23, 2014. Kerry's visit falls on the 16th day of Israel's Operation Protective Edge on Gaa and 6 days into the ground invasion, during which 28 Israeli soldiers were killed in combat, and the Palestinian death toll in Gaza raised to over 600. Photo by Matty Stern/US Embassy Tel Aviv/Flash90 ***US EMBASSY TEL AVIV HANDOUT EDITORIAL USE ONLY/NO SALES***