40 years…
http://www.cnn.com/2004/LAW/08/20/wrongful.conviction.ap/index.html
Wrongfully convicted man free after 40 years behind bars
Friday, August 20, 2004 Posted: 11:45 AM EDT (1545 GMT)
LUFKIN, Texas (AP) — A 76-year-old man who spent nearly every day of the last four decades in prison walked free after a judge found that deputies extracted his confession to a 1962 robbery by crushing his fingers between cell bars.