With social media, we are all journalists. Modern technology gives us up-to-the-minute ability to see how drunk Stacy becomes — via her Snapchat story. At the same time, we can be briefed on wars on...

Here is a trend. In the weeks between the Jan. 7 Charlie Hebdo shooting and Jan. 23, people plotted against or attacked Parisian Muslims 128 times. According to the French Council for the Muslim Religion,...