diff --git a/Core/src/org/sleuthkit/autopsy/timeline/FilteredEventsModel.java b/Core/src/org/sleuthkit/autopsy/timeline/FilteredEventsModel.java
index 5f475748d9..72e9c81ba1 100644
--- a/Core/src/org/sleuthkit/autopsy/timeline/FilteredEventsModel.java
+++ b/Core/src/org/sleuthkit/autopsy/timeline/FilteredEventsModel.java
@@ -18,26 +18,15 @@
  */
 package org.sleuthkit.autopsy.timeline;
 
-import org.sleuthkit.autopsy.timeline.utils.CacheLoaderImpl;
 import com.google.common.cache.CacheBuilder;
-import com.google.common.cache.CacheLoader;
 import com.google.common.cache.LoadingCache;
-import com.google.common.collect.HashMultimap;
 import com.google.common.collect.ImmutableList;
-import com.google.common.collect.SetMultimap;
 import com.google.common.eventbus.EventBus;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.sql.Statement;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
-import java.util.Comparator;
-import java.util.HashMap;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 import java.util.Set;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeUnit;
@@ -53,10 +42,8 @@ import javafx.collections.ObservableList;
 import javafx.collections.ObservableMap;
 import javafx.collections.ObservableSet;
 import javafx.collections.SetChangeListener;
-import org.apache.commons.lang3.tuple.ImmutablePair;
 import org.joda.time.DateTimeZone;
 import org.joda.time.Interval;
-import org.joda.time.Period;
 import org.sleuthkit.autopsy.casemodule.Case;
 import org.sleuthkit.autopsy.casemodule.events.BlackBoardArtifactTagAddedEvent;
 import org.sleuthkit.autopsy.casemodule.events.BlackBoardArtifactTagDeletedEvent;
@@ -69,9 +56,7 @@ import org.sleuthkit.autopsy.events.AutopsyEvent;
 import org.sleuthkit.autopsy.timeline.events.RefreshRequestedEvent;
 import org.sleuthkit.autopsy.timeline.events.TagsAddedEvent;
 import org.sleuthkit.autopsy.timeline.events.TagsDeletedEvent;
-import org.sleuthkit.autopsy.timeline.ui.detailview.datamodel.EventCluster;
-import org.sleuthkit.autopsy.timeline.ui.detailview.datamodel.EventStripe;
-import org.sleuthkit.autopsy.timeline.ui.listvew.datamodel.CombinedEvent;
+import org.sleuthkit.autopsy.timeline.utils.CacheLoaderImpl;
 import org.sleuthkit.autopsy.timeline.utils.CheckedFunction;
 import org.sleuthkit.datamodel.AbstractFile;
 import org.sleuthkit.datamodel.BlackboardArtifact;
@@ -86,7 +71,6 @@ import org.sleuthkit.datamodel.TskCoreException;
 import org.sleuthkit.datamodel.timeline.DescriptionLoD;
 import org.sleuthkit.datamodel.timeline.EventType;
 import org.sleuthkit.datamodel.timeline.EventTypeZoomLevel;
-import org.sleuthkit.datamodel.timeline.RangeDivisionInfo;
 import org.sleuthkit.datamodel.timeline.SingleEvent;
 import org.sleuthkit.datamodel.timeline.ZoomParams;
 import org.sleuthkit.datamodel.timeline.filters.DataSourceFilter;
diff --git a/Core/src/org/sleuthkit/autopsy/timeline/ui/detailview/datamodel/DetailsViewModel.java b/Core/src/org/sleuthkit/autopsy/timeline/ui/detailview/datamodel/DetailsViewModel.java
index ef0e8d545e..1e59b62eff 100644
--- a/Core/src/org/sleuthkit/autopsy/timeline/ui/detailview/datamodel/DetailsViewModel.java
+++ b/Core/src/org/sleuthkit/autopsy/timeline/ui/detailview/datamodel/DetailsViewModel.java
@@ -167,7 +167,6 @@ final public class DetailsViewModel {
         // perform query and map results to AggregateEvent objects
         List<EventCluster> events = new ArrayList<>();
 
-        sleuthkitCase.acquireSingleUserCaseReadLock();
         try (SleuthkitCase.CaseDbQuery dbQuery = sleuthkitCase.executeQuery(querySql);
                 ResultSet resultSet = dbQuery.getResultSet();) {
             while (resultSet.next()) {
@@ -175,8 +174,6 @@ final public class DetailsViewModel {
             }
         } catch (SQLException ex) {
             logger.log(Level.SEVERE, "Failed to get events with query: " + querySql, ex); // NON-NLS
-        } finally {
-            sleuthkitCase.releaseSingleUserCaseReadLock();
         }
 
         return mergeClustersToStripes(rangeInfo.getPeriodSize().getPeriod(), events);
@@ -276,5 +273,4 @@ final public class DetailsViewModel {
 
         return stripeDescMap.values().stream().sorted(Comparator.comparing(EventStripe::getStartMillis)).collect(Collectors.toList());
     }
-
 }
diff --git a/Core/src/org/sleuthkit/autopsy/timeline/ui/listvew/datamodel/ListViewModel.java b/Core/src/org/sleuthkit/autopsy/timeline/ui/listvew/datamodel/ListViewModel.java
index 6ba9847a2f..7240fc6715 100644
--- a/Core/src/org/sleuthkit/autopsy/timeline/ui/listvew/datamodel/ListViewModel.java
+++ b/Core/src/org/sleuthkit/autopsy/timeline/ui/listvew/datamodel/ListViewModel.java
@@ -35,7 +35,7 @@ import org.sleuthkit.datamodel.timeline.EventType;
 import org.sleuthkit.datamodel.timeline.filters.RootFilter;
 
 /**
- *
+ * Model for the ListView.
  *
  */
 public class ListViewModel {
@@ -93,7 +93,6 @@ public class ListViewModel {
                                 + " WHERE time >= " + startTime + " AND time <" + endTime + " AND " + eventManager.getSQLWhere(filter)
                                 + " GROUP BY time, full_description, file_id ORDER BY time ASC, full_description";
 
-        sleuthkitCase.acquireSingleUserCaseReadLock();
         try (SleuthkitCase.CaseDbQuery dbQuery = sleuthkitCase.executeQuery(querySql);
                 ResultSet resultSet = dbQuery.getResultSet();) {
 
@@ -112,11 +111,8 @@ public class ListViewModel {
 
         } catch (SQLException sqlEx) {
             throw new TskCoreException("Failed to execute query for combined events: \n" + querySql, sqlEx); // NON-NLS
-        } finally {
-            sleuthkitCase.releaseSingleUserCaseReadLock();
         }
 
         return combinedEvents;
     }
-
 }