Is your teenager narcissistic? Probably, but that's OK. Here's why.

Two officers with a U.S. task force, one of them a special agent with the Drug Enforcement Administration and the other a detective with the New York City Police Department, had flown to the Czech Republic for the anticipated takedown of a man wanted in an extraordinary, politically sensitive murder-for-hire case. The U.S. officers knew exactly when their target was to arrive in Prague on a flight from India and had given all the details to Czech authorities. International paperwork requesting the arrest and extradition to New York had already been sent for their wanted suspect: Nikhil...