How enforceable is the White House’s deal with Mexico?
Plus: Why every city’s ballpark is a little different, and what you need to know about Huawei.
Mexican US resident Roberto Márquez, places a United States national flag on the border wall next to Rio Grande river to demonstrate against the immigration policies of Donald Trump in the border between El Paso, US, and Ciudad Juarez, Mexico, on June 9, 2019.