Gulf Grumbling: Saudis upset with US, promise 'major shift away' Over Syria and Iran (VIDEO)

America and its best friend in the Gulf may be in for a difficult break-up. Saudi Arabia's ruling family is upset with changes to US foreign policy.

The worst case-scenario for Washington could be a disruption to oil supplies, however, White House officials insist the row is no big deal.

But as RT's Gayane Chichakyan explains, they've been wrong before.