Massive oil spill 'could happen again'

Decisions intended to save time and money created an unreasonable risk that triggered the largest offshore oil spill in US history, which could happen again without significant reforms, the top-level panel probing the BP blowout said tonight.

The commission findings – the result of a probe requested by US president Barack Obama after the April 20 Deepwater Horizon rig explosion – described systemic problems within the offshore energy industry and government regulators who oversaw it.