An excellent report on this subject: http://www.cacj.org/documents/sf_crime_lab/studies__misc_materials/falsepositives.pdf http://www.cacj.org/documents/sf_crim

An excellent report on this subject: http://www.cacj.org/documents/sf_crime_lab/studies__misc_materials/falsepositives.pdf http://www.cacj.org/documents/sf_crime_lab/studies__misc_mat... More people should know this. There is a great piece in the Washington Post today about how a false positive result from tea bags left in the trash (which was being sifted through by Sheriff's Deputies after they saw a homeowner shopping at a gardening store, giving them what apparently passes for PC these days) led to a no-knock raid with a SWAT team holding a middle-aged couple that doesn't use drugs at gunpoint for an afternoon.