Congress in the immigration law gives the president the power to restrict or suspend the entry of people he may deem appropriate.

An enemy of yours is an enemy of mine; an enemy of mine is an enemy of yours; if an enemy of mine is not an enemy of yours, then you're an enemy of mine.

In fact, presidents and vice presidents are automatically audited by the IRS, which hasn't stopped other chief executives from making them public.

The disclosure that President Donald Trump allegedly asked Jim Comey to drop an FBI investigation has raised the question of whether this may constitute obstruction of justice. There's plenty of disagreement.

For President Donald Trump, questions about transparency start with his taxes, and why he's breaking with tradition and not releasing his returns.

Thousands of people marched in cities around the country to demand that Donald Trump release his taxes. He dismissed them with a tweet: "Someone should look into who paid for the small organized rallies. The election is over."

Donald Trump is the first president in more than 40 years not to make his tax returns public. The president says only reporters care about the issue.