Officials say the incident happened on Nuuanu Avenue, and HFD first received the call around 4:30 a.m. The incident prompted officials to close the intersection while working to clear the involved vehicles. Emergency medical services were requested at the scene, but the total number of injured victims is still unknown. There is no word yet on what caused the incident or how many drivers were ultimately involved in the accident. At this time, the crash is under investigation, and witnesses were asked to get in touch as soon as possible.