http://www.foxnews.com/us/2014/11/04/man-killed-at-construction-site-by-tape-measure-that-fell-50-stories/
This was an accident. But this is an opportune time to remind people (esp. kids) to not throw rocks from Glacier Point, Half Dome, Yosemite Falls VP, etc. Or from anywhere for that matter. You just never know who or what's below you.