01-04-2018, 09:45 PM
According to the West Hawaii Today article linked above, yes, the only suspect that has been released is the guy who turned himself in on the day of the kidnapping. The other three are in custody although Carvalho was "released" but remains in custody on other matters.
"At 5:30 p.m. that afternoon, detectives arrested 32-year-old Claude Carvalho Jr. in connection with this incident after he was taken into custody for unrelated bench warrants. He was released later that evening pending investigation for this case but remained in police custody for his warrants until making his initial appearance on Wednesday afternoon in District Court.
On Wednesday, 26-year-old Nikki Nasario and 25-year-old Joshua Sosa were arrested for the incident and their outstanding warrants following a traffic stop on Highway 130 near the Ainaloa Boulevard intersection in Pahoa. Sosa is being held at the Hawaii Community Correctional Center on a parole violation warrant, and Nasario is being held at the Hilo cellblock while detectives from the Area I Criminal Investigation Section continue the investigation. "
"At 5:30 p.m. that afternoon, detectives arrested 32-year-old Claude Carvalho Jr. in connection with this incident after he was taken into custody for unrelated bench warrants. He was released later that evening pending investigation for this case but remained in police custody for his warrants until making his initial appearance on Wednesday afternoon in District Court.
On Wednesday, 26-year-old Nikki Nasario and 25-year-old Joshua Sosa were arrested for the incident and their outstanding warrants following a traffic stop on Highway 130 near the Ainaloa Boulevard intersection in Pahoa. Sosa is being held at the Hawaii Community Correctional Center on a parole violation warrant, and Nasario is being held at the Hilo cellblock while detectives from the Area I Criminal Investigation Section continue the investigation. "