CHANGELOG.md in aws-sdk-medialive-1.72.0 vs CHANGELOG.md in aws-sdk-medialive-1.73.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.73.0 (2021-07-22)
+------------------
+
+* Feature - MediaLive now supports passing through style data on WebVTT caption outputs.
+
 1.72.0 (2021-06-11)
 ------------------
 
 * Feature - AWS MediaLive now supports OCR-based conversion of DVB-Sub and SCTE-27 image-based source captions to WebVTT, and supports ingest of ad avail decorations in HLS input manifests.