The Army Black Hawk is said to have been flying higher than it should have been when it collided with a passenger jet, killing 67 people. And the air traffic controller on duty was doing a job usually ...

Partly cloudy. Slight chance of a shower. The chance of a thunderstorm. Winds north to northwesterly 15 to 20 km/h becoming light in the late evening. Sun protection recommended from 9:30 am to 5:40 ...

It was tough, even by The New York Times’ standard. Before I give away the answer, I have a few hints and clues that might lead you in the right direction.