01:06Business MattersIsrael declares 'complete siege' of Gaza after attacksBBC World Service Duration: 50 minutes Tue 10th Oct 2023, 01:06 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowVolatility could spread across global markets as the conflict escalates. Show more GenresFactualMoneyFormatsDiscussion & TalkBrandBusiness Matters Source: BBC Online