A 12-year murder investigation in which the vital clue is a scribbled code has the USA's code-breakers baffled. Now the FBI is asking the public to help decipher a cryptic message found on the body of a murdered man.
If you'd like to get involved you can do so via http://www.fbi.gov/news/stories/2011/march/cryptanalysis_032911
where you can click on "Help solve an open murder case Part 2" for full details.
Good luck and who knows, as an "expert witness", you may get an all expenses trip to FBI HQ!
There's also a poem to inspire you in your detective work. Type "Officer Delaney" into the blog search-box.