Tensions between Washington and Pretoria are back in the spotlight. A U.S. congressional committee has advanced a bill that calls for a full review of relations with South Africa - and even proposes sanctions against some officials. The bill cites South Africa's ties with Russia, China, and Hamas, as well as its genocide case against Israel. It's a move that signals growing frustration in Washington with Pretoria's foreign policy direction. To help us unpack what's driving this and what it could mean for South Africa, is former US diplomat and international relations expert, J. Brooks Spector.