Trump Cabinet members have racked up millions of dollars of taxpayer-funded travel - here's who's under scrutiny

President Donald Trump's administration is under increasing scrutiny following reports of the extravagant, taxpayer-funded travels of numerous White House officials.

At least five investigations into Cabinet officials' use of military and private jets are underway, and have stoked bipartisan criticism over what some call a culture of entitlement within Trump's White House. So far, the trips have cost the government millions of dollars.

Here's a look at the White House officials whose travel habits have come under scrutiny: