Transportation Secretary Sean Duffy was savagely booed Thursday during a news conference on California’s high-speed rail project at the Union Station in Los Angeles. The Donald Trump appointee blasted state authorities for mismanaging the once “exciting” project and claimed it had amounted to a waste of funds.

A California crowd booed President Donald Trump's transportation secretary, Sean Duffy, at his LA news conference.

The Federal Railroad Administration initiated a review of California's 400-mile high-speed rail project aimed at connecting Los Angeles to San Francisco following concerns voiced by the Trump Administration,

Republicans have long targeted high-speed rail, despite its popularity with a majority of Californians. U.S. Rep. Kevin Kiley, who appeared with Duffy and introduced legislation in December to defund it, blasted the railway as “the worst public infrastructure failure in U.S. history.”

At the behest of President Donald Trump, Secretary of Transportation Sean P. Duffy Thursday ordered a Federal Railroad Administration review of $4 billion in funding for California's high-speed rail project.

The transportation secretary, Sean Duffy, said the government would conduct a “compliance review” on a $3.1 billion grant, potentially threatening the viability of the troubled project.

U.S. Transportation Secretary Sean Duffy slammed California’s $135 billion high-speed rail project for soaring far over budget with no end in sight. So far, $15.7 billion has been invested in the project,

The Trump administration has launched a formal review of the California high-speed rail project, questioning the state's ability to complete the project and the allocation of federal funds.