Will Syria Differences Sink Saudi Arabia and Egypt's Marriage of Convenience?

The article reports that Saudi Arabia is pressuring Egypt to follow regional policy on key issues particularly those involving Syria. Topics covered include Saudi's suspension of deliveries of highly subsidized fuel to Egypt, Egyptian President Abdel-Fattah el-Sissi's negative reaction when asked to provide support to the Saudi-led war against Houthi rebels in Yemen and the differences between Saudi's and Egyptian's view on the massacre in Aleppo, Syria.