Change body to differ from short description

topics/christianity/index.md

@@ -6,4 +6,4 @@ short_description: Christianity is an Abrahamic monotheistic religion based on t
 topic: christianity
 wikipedia_url: https://en.wikipedia.org/wiki/Christianity
 ---
-Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus of Nazareth.
+Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus of Nazareth. It is the world's largest religion, with about 2.5 billion followers.