Rio’s Exploding Manholes Menace Residents and Highlight Aging Infrastructure graphics8.nytimes.com/images/2013/01/27/world/BRAZIL/BRAZIL-articleLarge-v2.jpg Manhole explosions in Rio de Janeiro have broken windows, flattened cars and injured people. January 26, 2013 http://www.nytimes.com/2013/01/27/world/americas/rio-de-janeiro-grapples-with-exploding-manholes.html