There has been a controversy raging here in the US for years, centered around the debate about whether or not vaccines (or more specifically, the preservatives used in vaccines) cause autism.  The facts have always looked to me like they favored the parents who were crying foul, but the deep pockets of Big Pharma have always managed to get lawsuits thrown out of court.  Now, a lawsuit in Italy has survived long enough to get a verdict:

MMR vaccine caused Autism

http://healthimpactnews.com/2012/italian-court-rules-mmr-vaccine-caused-autism-why-is-this-story-blacked-out-of-the-us-media/