The search for former reality star Matt Brown has been officially suspended in the Okanogan River due to hazardous water conditions.Authorities from the Okanogan County Sheriff’s Office utilized sonar, divers, and cadaver dogs after a man matching Brown’s description was seen floating in the water.A firearm was recovered near the scene following reports from his brother, Bear Brown, regarding the television personality's struggles with substance abuse.Officials are currently withholding formal identification until next of kin are notified while the case remains under active investigation.