A cyber researcher says he found unsecured databases in China storing billions of conversations and user information from the app. NPR spoke to U.S. citizens who say their messages were blocked.

Various government factions want to take different tacks toward the trade war. Some argue for cutting a deal quickly to save the economy, while others call for a war of attrition with President Trump.

Many policymakers and intellectuals believed that as China opened up its economy, so would its politics. Hungarian economist János Kornai now says he made a horrible mistake.

The escalating trade war with the U.S. is viewed in China with a stoic posture that might obscure some real economic concerns.

China on Friday announced a new round of tariffs on $75 billion worth of American good. NPR's Emily Feng tells Morning Edition that U.S. cars will be subject to the new levies.

Russia gets most of the attention when it comes to malicious use of social media by state actors. The protests in Hong Kong have made clear China is using the same playbook.

Facebook and Twitter have suspended accounts associated with the Chinese government, accusing officials of using those accounts to spread disinformation to disrupt the Hong Kong protests.

As pro-democracy protests in Hong Kong continue to dominate the world's news, China is aggressively presenting a very different picture of events. The audience is its people, and home and abroad.

Increased tensions between protesters and police in Hong Kong have sparked harsh words from Chinese authorities. Some residents of the territory are now worried about a crackdown.

For weeks Beijing largely ignored the pro-democracy protests in Hong Kong. But as they have continued, China's government has become increasingly outspoken.

Hong Kong airport officials canceled or delayed flights Monday as protesters occupied the terminals. The protests have plunged the Asian financial hub into its most serious crisis in decades.

After China let its yuan drop in value, the U.S. accused the country of being a "currency manipulator." Here is how China manages its money and what a dispute with the U.S. could mean.

The Chinese government is trying to respond to President Trump's tariffs with measures of its own, but Beijing has its own pressures that might make a longterm strategy difficult to maintain.

As tensions deepen, the flow of tourists, students, researchers and entrepreneurs has slowed between the U.S. and China.

We talk with the family of El Paso shooting victims and look at President Trump's plans to visit the city. Also, details on a lawsuit alleging sex abuse in the Boy Scouts and news from Hong Kong.

Beijing issued a startling warning to Hong Kong protesters to not "play with fire." We look at how Chinese leaders are responding to increasing unrest in the territory.

Speaking in the capital, a spokesman for China's Hong Kong affairs office said protesters will be "held accountable" and said that Beijing had "tremendous power" to put down the protests.

China's central bank appears to have orchestrated the yuan's fall against the U.S. dollar. A weaker currency makes Chinese goods more competitive on the world market.

President Trump said the U.S. will impose more tariffs on products imported from China. Also, Americans who studied in China are being questioned by the FBI and Puerto Rico's governor is resigning.

In the last two years, at least five graduates have been approached by agents to gather intelligence on the program and to ascertain whether they have been co-opted by Chinese espionage efforts.