ISTANBUL Saudi Arabia said Monday that relations with the United Arab Emirates are “vital” for regional stability, following a rift between the two countries over the situation in Yemen. "The UAE has decided to withdraw from Yemen completely, and I believe this is essential for the continuation of strong relations with the UAE," Saudi Foreign Minister Prince Faisal bin Farhan told a news conference in Warsaw with his Polish counterpart, Radoslaw Sikorski. “It is essential that there be positive