Elon Musk was one of the biggest contributors to US president-elect Donald Trump’s election campaign and now he will play a significant role in the Trump administration as he is appointed to lead a new government efficiency agency.

Eric Lipton, investigative reporter with the New York Times in Washington, joins The Last Word to discuss how tech billionaire Musk and his businesses stand to benefit from Trump's presidency.

Catch the full chat by pressing the 'Play' button on this page!