diff --git a/README.md b/README.md
index 69645c686c46e256002dc6fed6eadcf147d61783..9ca62cc70e0735b0cbdaf77134edb673e456867d 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,7 @@
     - George, Paul: pumps and blowers
     - Greg, Camron: particle testing
     - Jonathan: CFD
+        - https://gitlab.cba.mit.edu/pub/coronavirus/tracking/issues/21
     - Jan: DARPA
 
 ### 3/23/20 meeting