Terrorism and Tourism: What’s a Nation to Do?

As you read this column, two weeks will have passed since the horrific attack, in Las Vegas, on innocent attendees at a Jason Aldean concert. The count of dead and injured remains incomprehensible; however, a fortnight after the fact, there are lessons to be learned.

Putting Crime Scene DNA Analysis on Trial

We reported on a dispute over the methods used by New York City’s crime lab to analyze complex DNA samples. Now similar concerns are prompting a national study. In this Q&A, a leading expert explains why labs may be making mistakes — and what can be done about it.