aaaPoliobreaksoutinRiodeJaneiro,theserumisinSantiagoandthere'sonlyonewaytogetthemedicinewhereit[展开全部]
aaaPoliobreaksoutinRiodeJaneiro,theserumisinSantiagoandthere'sonlyonewaytogetthemedicinewhereit'sdesperatelyneededflowninbydaringpilotswhoriskthetreacherousweatherandforbiddingpeaksoftheAndes.[收起部分]