diff --git a/feedler/feedparser.py b/feedler/feedparser.py
index 8d7f9e0..8533ae1 100644
--- a/feedler/feedparser.py
+++ b/feedler/feedparser.py
@@ -49,7 +49,10 @@ def parse(obj, raw, stream):
             obj.content = ''
 
     # Detect language
-    obj.lang = guess_language(obj.content) or ''
+    try:
+        obj.lang = guess_language(obj.content) or ''
+    except:
+        obj.lang = ''
 
     # Collect tags
     tags = []
diff --git a/feedler/models/models.py b/feedler/models/models.py
index 3b77c6c..e6d9b54 100644
--- a/feedler/models/models.py
+++ b/feedler/models/models.py
@@ -40,9 +40,14 @@ class Entry(models.Model):
     tags = models.TextField(blank=True)
 
     stream = models.ForeignKey(Stream,
-        blank=True, on_delete=models.CASCADE,
+        blank=False, on_delete=models.CASCADE,
         verbose_name='Original stream')
 
+    @property
+    def no_image(self):
+        if not self.visual: return 'X'
+        return ''
+
     class Meta:
         verbose_name_plural = 'Entries'
 
diff --git a/feedler/wagtail_hooks.py b/feedler/wagtail_hooks.py
index ed8abd5..ea449eb 100644
--- a/feedler/wagtail_hooks.py
+++ b/feedler/wagtail_hooks.py
@@ -11,7 +11,7 @@ class EntryModelAdmin(ModelAdmin):
     menu_order = 200
     add_to_settings_menu = False
     exclude_from_explorer = True
-    list_display = ('published', 'title', 'author', 'tags')
+    list_display = ('published', 'title', 'no_image', 'lang')
     list_filter = ('author', 'tags')
     search_fields = ('title', 'author', 'content', 'tags')