Small plane crashes at big airport; no one notices

[Hatu]

(CNN) -- Authorities struggled to explain how a small plane crashed at an international airport, erupted in fire, but evidently went unnoticed for hours.

The incident occurred early Tuesday in Nashville.


http://www.cnn.com/2013/10/29/us/plane-crash-mystery/

 

[DFW-FA]

Since the tower is "manned" 24 hours/day, one would think that the people in the tower had the plane on radar even if the pilot was not in contact with the tower.  That's going to be a hard one to explain.