typo.

Markdown/Videos.md

@@ -14,7 +14,8 @@
 [1]: http://www.slurm.ch
 
 ## Video 5: Images
-![alt text][A]("This is a tool tip.")
+![alt text]("https://unsplash.it/g/200/300 This is a tool tip.")
+![alt text][A]
 [![](https://unsplash.it/g/20/30)](https://unsplash.it/g/200/300)
 <img src="https://unsplash.it/g/200/300" width="45" height="34" alt="jung" />
 [A]: https://encrypted-tbn1.gstatic.com/images?q=tbn:ANd9GcS9FyiuvTQ_MqNanmvE2jLorQBPI9HZBdj8SdKnJI1mwlyA1YZi