Police asking public's assistance during manhunt of suspect behind killings at Arkansas state park

The couple was found dead on a hiking trail which is described to be a remote rural area. The terrain is quite rugged. There's no cell service in the area.Their seven and nineyear-old children, according to police, were with the couple at the time. They were not injured and police say they're actually with other family members now, but at this time it is unclear if those young girls witnessed the murders. The suspect right now is described as a white male, medium build.He was wearing dark pants, long sleeve ...