India, July 1 -- 55 on a Friday afternoon, as Beijing's financial district emptied for the weekend, a small aircraft the size of a car slammed into the upper floors of the city's tallest skyscraper, sending a shower of glass, debris and aircraft parts plummeting hundreds of feet onto the streets below. Within hours, it was as though it had never happened.

The Crash That Shook Beijing's Most Protected Skyline

On Friday afternoon, a small plane appeared to evade some of the world's strictest aviation controls and slam into the tallest skyscraper in Beijing, the 109-story CITIC Tower that dominates the city's skyline, killing the pilot and injuring 13 other people.

The crash sent shards of glass and aircraft debris plummeting hundreds of ...