The State Department has approved $8.6 billion worth of potential foreign military sales packages to countries in the Middle East, the bulk of which would come from a pair of helicopter deals with Saudi Arabia and the United Arab Emirates, according to a series of Thursday notices from the Defense Security Cooperation Agency. Saudi Arabia has been approved for a possible $3.51 billion purchase of 48 CH-47F Chinook cargo helicopters with related equipment and support, while the UAE...