Nearly half the people now in the U.S. illegally didn't climb walls, wade across the Rio Grande or trek through the desert to get here. They arrived legally, with tourist or student visas. And when those visas expired, they just never left.
Like the rest of the 11 million undocumented people in the United States, they are part of the underground economy and the government doesn't know where they are. The Senate immigration bill now before Congress tries to address this problem — though not as richly as it does border security.
President Obama has said that the use of chemical weapons could change the U.S. response to the Syrian civil war. But why this focus on chemical weapons when conventional weapons have killed tens of thousands in Syria?
The answer can be traced back to the early uses of poison gas nearly a century ago.
In World War I, trench warfare led to stalemates — and to new weapons meant to break through the lines.
After a report inThe New York Times this week, Afghanistan President Hamid Karzai has acknowledged that the CIA has been secretly delivering bags of money to his office since the beginning of the war more than a decade ago.