Extra: Inside Trump’s ‘half-finished agreement’, as US and Iran agree 11th hour ceasefire

After days of rising tension and a looming US deadline, a last-minute ceasefire between the US and Iran has been brokered. But while the headlines signal calm, the reality behind the scenes may be far more fragile. What does this ceasefire really mean, and is it likely to hold? Host: Tessa Fleming Guest: Gregg Carlstrom

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