diff --git a/checklist.md b/checklist.md
index 33a634b..2644375 100644
--- a/checklist.md
+++ b/checklist.md
@@ -6,12 +6,16 @@
 - [ ] Terraform repo scaffolding out the service
 ## Air Traffic Metrics
 - [ ] Ingest raw data into S3
-    - [ ] Bucket best practices
-        - [ ] Buckets aren't public
-        - [ ]
+    - [X] S3 Bucket
+        - [ ] Bucket best practices
+            - [ ] Buckets aren't public
+            - [ ] Only `load` lambda can add objects
+            - [ ] Only Athena can read objects
+            - [ ] ????
 - [ ] Database of my choice
     - [ ] Athena?
     - [ ] Aurora (Postgresql)
+    - [ ] Aurora (Mysql)
 - [ ] API to interact with the data
     - [ ] `/load` endpoint
         - [ ] Python lambda to upload data to bucket
@@ -22,5 +26,6 @@
             - [ ] last_transponder_seen_at: maximum value for `lastseen`
             - [ ] most_popular_destination: most seen value for destination
             - [ ] count_of_unique_transponders: unique count of the icao24 field
+        - [ ] Execution role that grants it access to athena database
 - [ ] Frontend to display the data
     - [ ] Python lambda that renders an HTML page that displays above metrics