diff --git a/claude_sonnet-3-7-bedrock.py b/claude_sonnet-3-7-bedrock.py
index 0b86d29..d1761a8 100644
--- a/claude_sonnet-3-7-bedrock.py
+++ b/claude_sonnet-3-7-bedrock.py
@@ -177,20 +177,16 @@ class Pipeline:
         # https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/bedrock-runtime/client/converse_stream.html
         streaming_response = self.bedrock_runtime.converse_stream(**payload)
         print(f"{streaming_response} for {payload}")
-        thinking_block = ''
+        thinking_block = None
         for chunk in streaming_response["stream"]:
-            print(chunk)
             if "contentBlockDelta" in chunk:
                 delta = chunk["contentBlockDelta"]["delta"]
                 
                 # Handle reasoning content (Chain of Thought)
                 if "reasoningContent" in delta and "text" in delta["reasoningContent"]:
-                  if not thinking_block:
+                  if thinking_block is None:
                     thinking_block = chunk["contentBlockDelta"]["contentBlockIndex"]
-                    yield '<thinking>\n'
-                    print(f"Reasoning content: {thinking_block}")
-                  if "contentBlockIndex" in delta:
-                    print(delta["contentBlockIndex"]) 
+                    yield '<thinking>\n' 
                   yield delta["reasoningContent"]["text"]
 
                 if "contentBlockStop" in delta and delta["contentBlockStop"]["contentBlockIndex"] == thinking_block: