diff --git a/core/service.go b/core/service.go
index 3752628..455a893 100644
--- a/core/service.go
+++ b/core/service.go
@@ -26,7 +26,7 @@ type Service interface {
 	StopRecord() (*TrackingMetadata, error)
 	StopAll() (*TrackingMetadata, error)
 
-	LoadTracking(trackingId uuid.UUID) (*Tracking, error)
+	LoadTracking(trackingId uuid.UUID, replay bool) (*Tracking, error)
 	DeleteTracking(trackingId uuid.UUID)
 
 	StartReplay()
@@ -216,7 +216,7 @@ func (t *trackingService) StopAll() (*TrackingMetadata, error) {
 	return tm, err
 }
 
-func (t *trackingService) LoadTracking(trackingId uuid.UUID) (*Tracking, error) {
+func (t *trackingService) LoadTracking(trackingId uuid.UUID, replay bool) (*Tracking, error) {
 	if !(t.opMode == REPLAY || t.opMode == STOPPED || t.opMode == LIVE || t.opMode == RECORDING) {
 		t.StopAll()
 	}
@@ -225,7 +225,14 @@ func (t *trackingService) LoadTracking(trackingId uuid.UUID) (*Tracking, error)
 	if err != nil {
 		return nil, err
 	}
+	if replay == false {
+		return tracking, nil
+	}
 	t.safelyReplaceTracking(*tracking)
+	if t.replaypipe != nil {
+		t.replaypipe.Stop()
+		t.replaypipe = nil
+	}
 	t.replaypipe = NewReplayPipeline(t.publisher, t.tracking)
 	t.publisher.SetStreaming(true)
 	t.opMode = REPLAY
diff --git a/static/scripts/websocket.js b/static/scripts/websocket.js
index 6cbf30e..b152812 100644
--- a/static/scripts/websocket.js
+++ b/static/scripts/websocket.js
@@ -214,7 +214,7 @@ window.addEventListener("load", function(evt) {
     document.getElementById("replaystarten").onclick = function(evt) {
         let sel = document.getElementById("meas")
         console.log(trackings[sel.selectedIndex].UUID)
-        fetch(`http://localhost:3011/trackings/${trackings[sel.selectedIndex].UUID}`, { method: 'GET'}).then(results => {
+        fetch(`http://localhost:3011/trackings/${trackings[sel.selectedIndex].UUID}?replay=true`, { method: 'GET'}).then(results => {
             return results.json()
         }).then(r => {
             console.log(r.data.Data)
diff --git a/web/http.go b/web/http.go
index e9de4c5..cfd70dd 100644
--- a/web/http.go
+++ b/web/http.go
@@ -23,9 +23,6 @@ func CreateServer(s core.Service, sub core.Subscriber, c *core.Configuration) {
 	// Websocket
 	app.Get("/ws", websocket.New(createFiberWebsocketHandler(sub)))
 
-	// TODO: Get all SerialPorts
-	// app.Get("/serialports")
-
 	// Tracking persistence controls HTTP JSON RPC API
 	trackings := app.Group("/trackings")
 	trackings.Get("/", allTrackingsHandler(s, c))     // Get all trackings Metadata
@@ -59,7 +56,13 @@ func LoadTrackingHandler(s core.Service, c *core.Configuration) fiber.Handler {
 			ctx.Status(404).JSON(err)
 			return err
 		}
-		tracking, err := s.LoadTracking(uid)
+		var replay bool
+		if ctx.Query("replay", "false") == "true" {
+			replay = true
+		} else {
+			replay = false
+		}
+		tracking, err := s.LoadTracking(uid, replay)
 		if err != nil {
 			logrus.Error(err)
 			ctx.Status(404).JSON(err)