An Iowa Jury deliberated for three hours before finding Jerry Burns guilty of the 1979 murder of teen Michelle Martinko.A Louisiana man who fled to Brazil after the 2013 disappearance of his estranged wife, Crystal Grebinger, killed himself in a Brazilian jail cell on Friday, while awaiting extradition.Finally, following Lori Vallow’s arrest, court documents reveal additional details of the investigation into the disappearance of her children, 9-year-old JJ Vallow and 17-year-old Tylee Ryan.