OTTUMWA — A day after police in southeastern Iowa engaged in a deadly shootout that left one man dead and another seriously injured, authorities have not released the names of the suspects or officers involved.

The shootout happened Friday afternoon after police received a report of people with guns in an outdoor area near Liberty Elementary. Arriving officers say they encountered several suspects and that at least one of them fired at officers, who fired back, killing one suspect and injuring another who remained hospitalized Saturday. A third suspect was arrested quickly.

A fourth suspect was arrested Friday evening after he was found hiding in a wooded area near Ottumwa.

No one else was injured in the shootout. Officials say two officers were treated for dehydration during the search for the fourth suspect.

Police have not released details about what led the suspects to be armed near the school, which spent hours on lockdown Friday.