Humiliation. In China, it is a word laden with history and identity that is playing a role in the high-stakes trade war between the U.S. and China.

This month, I was visiting China with a small group of journalists for 10 days, and the word "humiliation" came up over and over again in conversations both public and private, in meetings with top government officials, university scholars, think tankers and corporate executives.

On Wednesday and Thursday, 20 candidates will take the Democratic debate stage to talk about a wide range of policy topics. And 20 candidates times dozens of policies equals a lot to keep track of.

It's true that, these being Democratic candidates, there's a lot they all agree on — taking action on climate change, for example, or improving the health care system. But this debate is the first time we'll see them next to each other, coming into direct conflict over what, exactly, they disagree on.

For millions of Americans, this week's debates will be their introduction to many of the almost two dozen Democrats running for president, vying for the chance to try to unseat President Trump next year.

Twenty of the candidates will debate over two nights — Wednesday and Thursday — in Miami on NBC, MSNBC and Telemundo. Some lesser-known candidates will be hoping for a boost, and those who are better-known have pressure on them to perform.

Updated at 7:25 p.m. ET

President Trump is delaying immigration raids that were set to begin this weekend, saying he will give Congress two weeks to make changes to asylum law before dispatching Immigration and Customs Enforcement agents around the country to deport undocumented immigrants.

Immigration rights advocates had been preparing for the planned sweep of recently arrived migrants, which, according to sources familiar with the planned raids, were set to begin as soon as Sunday in 10 cities around the country.

In the northeastern Lebanese city of Arsal, near the Syrian border, young boys stand in the blistering June heat, swinging sledgehammers to knock down simple structures made of concrete breeze blocks. Some of the children are as young as 8 years old. They're helping the adults reduce the walls to rubble.

The structures they're demolishing are their own homes, in a camp that shelters 23 Syrian families.