> In Afghanistan and Pakistan, the last remaining polio-endemic countries, we have seen significant progress, yet work remains to be done as the world pushes towards making eradication possible. The pledge from Saudi Arabia today will enhance the innovation and collaboration needed to eradicate this disease.<p>I read the title of this and all I could think of was apocalypse now: "We went back there, and they had come and hacked off every inoculated arm. There they were in a pile. A pile of little arms. "<p>With luck the people of the regions will be more accepting of this aid and we can cross polio off the list.