Update 2024-04-26-Brad_PhD.md

Author: castrocp

_posts/2024/2024-04-26-Brad_PhD.md

@@ -4,7 +4,7 @@ published: true
 title: Congratulations Dr. Crone!
 date: '2024-04-26'
 external-url:
-teaser: 2024/Brad_PhD.png
+teaser: 2024/Brad_PhD.jpg
 categories:
 - Students
 ---