The number of cases of children entering the foster care system due to parental drug use has more than doubled since 2000, according to research published this week in JAMA Pediatrics.

Updated at 2 p.m. ET

President Trump, a day after using racist language in a tweet directed at four minority members of Congress, dug in further Monday on Twitter and at a live event at the White House.

"They are free to leave" if they want, Trump said during an impromptu press conference in front of the White House. He also accused the members of Congress of hating America.

Updated at 11:50 a.m. ET

China's economy grew at the slowest pace in 27 years, as the trade war with the United States takes a toll.

The second-largest economy in the world grew 6.2% in the second quarter of 2019, a drop from 6.4% in the first quarter, according to data released by the Chinese government.

The pace of growth in the second quarter was at its slowest since 1992.

Updated at 12:35 p.m. ET

The Trump administration is moving forward with a tough new asylum rule in its campaign to slow the flow of Central American migrants crossing the U.S.-Mexico border. Asylum-seeking immigrants who pass through a third country en route to the U.S. must first apply for refugee status in that country rather than at the U.S. border.

The restriction will likely face court challenges, opening a new front in the battle over U.S. immigration policies.

Helen Harris doesn't wear makeup or feminine jewelry. She mostly dresses in men's tailored suits and men's shoes. She's gender nonconforming and identifies as a woman. And, she says, that's nobody's business.

Which is why in late 2015, when she started taking hormones to become more masculine looking, she did it quietly.

Harris, 37, is a systems engineer who worked at Dell, selling technology to major companies and helping them set it up.