In the week of Donald Trump's inauguration, Dispatches investigates the controversial figures now surrounding him and their ties to powerful corporations that could have far-reaching consequences beyond America. Following promises to 'drain the swamp' of outside interests in Washington, team Trump is now stacked with 'Big Oil' and gas company favourites. While the president-elect remains unpredictable, many of these key players have made it clear exactly what they want. Antony Barnett travels to the US to discover more about Trump and his administration's funding and commercial ties to the fossil fuel industry. Examining the threats to America's Clean Air Act and the Paris Agreement on climate change, he also speaks to one prominent advisor who has helped shaped Trump's energy strategy. Among the rhetoric, ongoing drama and controversy, could this be the issue that ends up defining Donald Trump's presidency?