The Allied invasion of the French coast of Normandy took place this week in 1944. In case that highly risky invasion had failed, Gen. Dwight D. Eisenhower had drafted a speech taking full responsibility. Fortunately, he never had to deliver it.

In a secret intelligence program called PRISM, the government obtained access to troves of data from some of the largest tech companies in the country, including Apple, Microsoft, Google and Facebook. The government says the search was limited to foreign targets, not Americans or non-citizens living in the U.S. The intelligence operation potentially undermines the companies' pledge to protect customer privacy.