A picture taken on September 27, 2018, from the east Jerusalem Arab neighbourhood of Issawiya shows a view of the Palestinian Shuafat refugee camp and the controversial Israeli separation wall. Comments by US President Donald Trump supporting a two-state solution to the Middle East conflict for the first time have turned heads ahead of UN speeches by the Israeli and Palestinian leaders. / AFP / AHMAD GHARABLI
A picture taken on September 27, 2018, from the east Jerusalem Arab neighbourhood of Issawiya shows a view of the Palestinian Shuafat refugee camp and the controversial Israeli separation wall. AFP

'No plan B' to two-state solution for Israel and Palestine, UN chief warns