FBI won't co-operate on Alex Pretti investigation, state officials say
Minnesota's Bureau of Criminal Apprehension says the FBI will not hand over any evidence it has gathered.
FBI
Coverage and updates related to FBI.
FBI analysing recovered glove that appears to match those worn in Guthrie suspect video
The FBI says it recovered a DNA sample from the glove, which was found in a field a few miles from Guthrie's home.