Police say they believe only one gunman was involved in a Sikh temple shooting in Wisconsin Sunday which left seven people dead, including the shooter.br br Oak Creek Police chief John Edwards says law enforcement officials are treating the incident a a domestic terror attack.br br (SOUNDBITE) (English) JOHN EDWARDS, OAK CREEK POLICE DEPARTMENT CHIEF SAYING:br br "We're treating this as a domestic terrorist type incident and therefore the F-B-I has the resources to help investigate that."br br The police said the temple complex has been cleared, but they are still methodically searching the area.