Adds lateral movement snippet to highlights

docs/whats-new.asciidoc

@@ -18,7 +18,17 @@ The {security-guide}/security-assistant.html[Elastic AI Assistant] now has a cen
 [role="screenshot"]
 image::whats-new/images/8.9/AI-anonymous.png[Elastic AI Assistant settings]
 
-Additionally, the new Generative AI Token Usage dashboard allows you to monitor your token usage with the AI provider.
+Additionally, the new {kibana-ref}/gen-ai-action-type.html#gen-ai-connector-token-dashboard[Generative AI token usage dashboard] allows you to monitor your token usage with the AI provider.
+
+[float]
+== Detect network intrusions and compromised hosts with Lateral movement detection 
+
+Lateral movement detection is a new, preventative advanced analytics package that detects anomalies from intrusions, file transfer, and Remote Desktop Protocol (RDP) events, which indicate lateral movement. To download and configure this package, follow the instructions https://github.com/elastic/integrations/blob/6895ccf89d56bcd6fabee733740c7f99f2afd991/packages/lmd/docs/README.md[here].
+
+NOTE: This feature requires a Platinum or Enterprise http://elastic.co/pricing[subscription]. 
+
+[role="screenshot"]
+image::whats-new/images/8.9/lateral-movement.gif[Lateral movement]
 
 [float]
 == Detection rules enhancements