Index: contrib/CHANGES.txt
===================================================================
--- contrib/CHANGES.txt	(revision 790543)
+++ contrib/CHANGES.txt	(working copy)
@@ -35,6 +35,9 @@
  7. LUCENE-1576: Fix BrazilianAnalyzer to downcase tokens after
     StandardTokenizer so that stop words with mixed case are filtered
     out.  (Rafael Cunha de Almeida, Douglas Campos via Mike McCandless)
+    
+ 8. LUCENE-1730: Fix TrecContentSource (benchmark) to use ISO-8859-1 when 
+ 	reading the TREC files. (Shai Erera via ?)
 
 New features
 
Index: contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/feeds/TrecContentSource.java
===================================================================
--- contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/feeds/TrecContentSource.java	(revision 790543)
+++ contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/feeds/TrecContentSource.java	(working copy)
@@ -182,7 +182,7 @@
       }
       try {
         GZIPInputStream zis = new GZIPInputStream(new FileInputStream(f), 1 << 16);
-        reader = new BufferedReader(new InputStreamReader(zis), 1 << 16);
+        reader = new BufferedReader(new InputStreamReader(zis, "ISO-8859-1"), 1 << 16);
         return;
       } catch (Exception e) {
         retries++;