18:00Six O'Clock News18/09/2023 Iran and US exchange prisoners in deal which also unfreezes Iranian oil moneyBBC Radio 4 Duration: 30 minutes Mon 18th Sep 2023, 18:00 on BBC Radio 4 LWAvailable for over a yearListen nowTehran will gain access to billion dollars' worth of oil revenue as part of the agreementGenresNewsBrandSix O'Clock News Source: BBC Online