An effort to stop Chinese meddling may create new hurdles for immigrant innovators seeking trademarks.

The affected families have been allowed to stay in the United States and legally work while their children receive treatment for serious medical conditions, but the Trump administration has said that will change.

The states are taking legal action to prevent the Trump administration from dropping out of an agreement on how long it can hold children in federal facilities and under what standards.

Federal immigration authorities are no longer granting special status to foreign nationals seeking to remain in the country for medical treatment or other special circumstances.

Immigration expert Al Noorani said the conditions in detainment centers are causing people harm.

The Trump administration is moving to end an agreement limiting how long migrant children can be kept in detention, the president's latest effort to curb immigration at the Mexican border.

Unauthorized immigrants often do manual, low-paying jobs, and employers say they have no choice but to hire them. But the White House and advocates for lower immigration say the law is the law.

The Trump administration had challenged a court order setting the rules for how detained migrant children should be treated.

"The driver stepped on the gas and revved up and started plowing forward," said a protest organizer. A correctional officer from the facility has been placed on leave.

NPR's analysis of Immigration and Customs Enforcement data show 52% of detainees in the last year were held in rural areas, where legal representation is limited and deportation is more likely.