Getting your player ready...
Rosa Joan Arguello struggled to learn after she was stricken with meningitis as a child. Still she dreamed of running her own housecleaning service before someone stabbed her 12 times and dumped her body in a ditch in October 2003. Denver Post reporter Kirk Mitchell is compiling unsolved murder cases online, and sometimes all that is needed to reignite an investigation is a single, pivotal clue. Find out more about this case and others.
