diff --git a/MVMCoreUI/Atomic/Protocols/MoleculeTreeTraversalProtocol.swift b/MVMCoreUI/Atomic/Protocols/MoleculeTreeTraversalProtocol.swift
index 4e7efabb..abe4cdd7 100644
--- a/MVMCoreUI/Atomic/Protocols/MoleculeTreeTraversalProtocol.swift
+++ b/MVMCoreUI/Atomic/Protocols/MoleculeTreeTraversalProtocol.swift
@@ -50,5 +50,4 @@ extension MoleculeTreeTraversalProtocol {
             return accumulator
         }
     }
-    
 }
diff --git a/MVMCoreUI/Behaviors/PlayAudioBehavior.swift b/MVMCoreUI/Behaviors/PlayAudioBehavior.swift
index a9eebd55..76d7e64b 100644
--- a/MVMCoreUI/Behaviors/PlayAudioBehavior.swift
+++ b/MVMCoreUI/Behaviors/PlayAudioBehavior.swift
@@ -8,9 +8,11 @@
 
 
 public protocol PagePlayAudioBehaviorConsumerProtocol {
-    func playPause()
+    func togglePlayPause()
+    func play()
+    func pause()
     func stop()
-    func isPlaying()
+    var isPlaying: Bool { get }
 }
 
 public class PagePlayAudioBehaviorModel: PageBehaviorModelProtocol {
@@ -21,6 +23,12 @@ public class PagePlayAudioBehaviorModel: PageBehaviorModelProtocol {
 }
 
 public class PagePlayAudioBehavior: PageCustomActionHandlerBehavior {
+    //--------------------------------------------------
+    // MARK: - Active Model
+    //--------------------------------------------------
+    
+     public static var activeAudioPlayer: PagePlayAudioBehaviorConsumerProtocol?
+    
     //--------------------------------------------------
     // MARK: - Delegate
     //--------------------------------------------------
@@ -39,20 +47,33 @@ public class PagePlayAudioBehavior: PageCustomActionHandlerBehavior {
     // MARK: - Custom Action
     //--------------------------------------------------
     
+    // Either play or pause
     public func handleAction(type actionType: String?, information: [AnyHashable: Any]?, additionalData: [AnyHashable: Any]?) -> Bool {
         
-        let templateModel = (delegate?.moleculeDelegate as? PageProtocol)?.pageModel as? TemplateModelProtocol
+        // TODO: Has to grab the specific model that is active (expanded). Identify model holder of this action.
         
-        let consumers: [PagePlayAudioBehaviorConsumerProtocol] = templateModel!.allMoleculesOfType()
-        for consumer in consumers {
-            consumer.playPause()
-        }
+        // TODO: Update the model. play -> pause OR pause -> play
+        
+        // TODO: Download binary
+        
+        // TODO: Store audio file in cache using some key (messageID???) to store it.
+        
+        // TODO: Actually pause/play
+        
+        // TODO: Tell Template to update this cell (needs to be built). Currently it updates all cells.
+        
+//        let templateModel = (delegate?.moleculeDelegate as? PageProtocol)?.pageModel as? TemplateModelProtocol
+        Self.activeAudioPlayer?.play()
+//        let consumers: [PagePlayAudioBehaviorConsumerProtocol] = templateModel!.allMoleculesOfType()
+//        for consumer in consumers {
+//            consumer.playPause()
+//        }
         
         // Tell template to update.
-        MVMCoreDispatchUtility.performBlock(onMainThread: { [weak self] in
+//        MVMCoreDispatchUtility.performBlock(onMainThread: { [weak self] in
             // TODO: move to protocol function instead
-            (self?.delegate?.moleculeDelegate as? ViewController)?.handleNewData()
-        })
+//            (self?.delegate?.moleculeDelegate as? ViewController)?.handleNewData()
+//        })
         
         return true
     }
@@ -60,4 +81,112 @@ public class PagePlayAudioBehavior: PageCustomActionHandlerBehavior {
     public func onPageHidden(_ delegateObject: MVMCoreUIDelegateObject?) {
         // TODO: Stop player
     }
+    
+    //--------------------------------------------------
+    // MARK: - Download Audio File
+    //--------------------------------------------------
+/*
+    // https://oneconfluence.verizon.com/pages/viewpage.action?spaceKey=EIM&title=FDV+API
+    
+    /// The directory to store all downloaded voicemails.
+    func voicemailDirectory() -> URL? {
+        
+        guard let documentsURL = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first else { return nil }
+        return documentsURL.appendingPathComponent("fios_vm")
+    }
+    
+    func voicemailListQuery(accountId: String, sourceIP: String, mdn: String, mailBoxNo: String, timeZone: String) {
+        
+        let url = URL(string: "")!
+        var request = URLRequest(url: url)
+        request.httpMethod = "POST"
+        
+        let task = URLSession.shared.dataTask(with: request) { data, response, error in
+            // do something with the result
+            //            print(data)
+//            if let data = data {
+                // TODO: Receive List of MDNs
+                //                if let data = data, let dataString = String(data: data, encoding: .utf8) {
+                //                        print("Response data string:\n \(dataString)")
+                //                    }
+                //                print(String(data: data, encoding: .utf8))
+//            } else {
+                //                print("no data")
+//            }
+        }
+        
+        task.resume()
+        
+    }
+    
+    func fetchVoicemail(accountId: String, sourceIP: String, mdn: String, mailBoxNo: String) {
+        
+//        guard let messageID = messageID else { return }
+        
+        let url = URL(string: "")!
+        var request = URLRequest(url: url)
+        request.httpMethod = "POST"
+        
+        let task = URLSession.shared.dataTask(with: request) { data, response, error in
+            // do something with the result
+            //            print(data)
+//            if let data = data {
+                //body/VoiceMailMessages/Stream/TN/VMID/Audio/bin
+                // TODO: Receive List of MDNs
+                //                if let data = data, let dataString = String(data: data, encoding: .utf8) {
+                //                        print("Response data string:\n \(dataString)")
+                //                    }
+                //                print(String(data: data, encoding: .utf8))
+//            } else {
+                //                print("no data")
+//            }
+        }
+        
+        task.resume()
+        
+        // TODO: Fetch Audio file.
+    }
+    
+    func downloadVoicemail(url: URL?) {
+        
+        let downloadTask = URLSession.shared.downloadTask(with: url!) { [weak self] url, response, error in
+            guard error == nil,
+                  let fileURL = url
+            else { return }
+            
+            do {
+                //  "data/user/0/com.verizon.myfios/files/VM_INBOX-8711.wav"
+                let documentsURL = try FileManager.default.url(for: .documentDirectory, in: .userDomainMask, appropriateFor: nil, create: false)
+                let savedURL = documentsURL.appendingPathComponent(fileURL.lastPathComponent)
+                try FileManager.default.moveItem(at: fileURL, to: savedURL)
+                self?.audioFilePath = savedURL
+            } catch let error as NSError {
+                MVMCoreLoggingHandler.logDebugMessage(withDelegate: error.debugDescription)
+            }
+        }
+        downloadTask.resume()
+    }
+    
+    func fetchAudioFilePath() {
+        
+        guard let messageID = messageID, // "INBOX-8711"
+              let cleanMDN = cleanMDN, //    "4124712342"
+              let destinationURL = voicemailDirectory()
+        else { return }
+        
+        let uri = "com.verizon.fios.voice2/downloadvm?VM_DOWNLOAD_URI_DATA_MESSAGE_ID=\(messageID)&VM_DOWNLOAD_URI_DATA_TN=\(cleanMDN)"
+        let url = URL(string: uri)
+        
+        
+        // TODO: First check to see if the file is stored on disk, if not, then downloaded.
+        createDirectoryIfNeeded(url: destinationURL)
+        
+        if FileManager.default.fileExists(atPath: destinationURL.path) {
+            audioFilePath = destinationURL
+            
+        } else {
+            downloadVoicemail(url: url)
+        }
+    }
+    */
 }