Why the ACA is struggling to get to the people who need it

In this Oct. 21, 2018, file photo, President Donald Trump signs the Affordable Care Act into law in the Oval Office of the White House in Washington.

The ACA has been the subject of criticism for its failure to get many people to sign up.

But experts say that the law has a lot to offer those who do enroll.

(AP Photo/Andrew Harnik, File)