Abu Dhabi // Qatar has begun a careful review of the 13 demands presented by other Arab states to end the dispute over Doha's support of extremist groups, the US state department said on Sunday. The UAE, Saudi Arabia, Bahrain and Egypt on Thursday presented to Qatar their list, which includes closing down Al Jazeera, halting the financing of terror groups and stopping support for political opposition inside other GCC countries. The US secretary of state Rex Tillerson said the countries should now sit together and continue this conversation. While some of the elements will be very difficult for Qatar to meet, there are significant areas...