It comes as concern grows that Iran could restart oil exports
flooding a market already under intense pressure from global oversupply
and weak demand.
Brent crude fell more than 4.5% to $29.46 and US West Texas intermediate oil fell to $29.47
Iran
could restart exports if the International Atomic Energy Agency (IAEA)
reports it has complied with measures to curb its nuclear programme.
The IAEA could publish its report as early as Friday, following a meeting in Vienna.
Iran has the fourth largest proven oil reserves in the world, according to the US Energy



