Saudi Arabia on Sunday said the international community has failed Gaza and reiterated its call for a Palestinian state at a global economic summit attended by a host of mediators. “The situation in Gaza obviously is a catastrophe by every measure – humanitarian, but also a complete failing of the existing political system to deal with that crisis,” Foreign Minister Prince Faisal bin Farhan said during the first day of a Saudi-hosted World Economic Forum special meeting. Only “a credible, irreversible path to a Palestinian state” will prevent the world from confronting “this same situation two…