diff --git a/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.test.ts b/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.test.ts
index 200e91a52f3630..0ad8217fed64d3 100644
--- a/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.test.ts
+++ b/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.test.ts
@@ -7,7 +7,12 @@
  */
 import { Datatable, DatatableColumn } from '@kbn/expressions-plugin/public';
 import { fieldFormatsMock } from '@kbn/field-formats-plugin/common/mocks';
-import { getFilterClickData, getFilterEventData, getFilterPopoverTitle } from './filter_helpers';
+import {
+  getFilterClickData,
+  getFilterEventData,
+  getFilterPopoverTitle,
+  getAccessor,
+} from './filter_helpers';
 import { createMockBucketColumns, createMockVisData, createMockPieParams } from '../mocks';
 import { consolidateMetricColumns } from '../../common/utils';
 import { LayerValue } from '@elastic/charts';
@@ -267,6 +272,26 @@ describe('getFilterEventData', () => {
   });
 });
 
+describe('getAccessor', () => {
+  it('returns the correct accessor for ExpressionValueVisDimension', () => {
+    const accessor = getAccessor(visParams.dimensions.buckets, 2);
+    expect(accessor).toStrictEqual({
+      accessor: 2,
+      format: {
+        id: 'terms',
+        params: { id: 'boolean', missingBucketLabel: 'Missing', otherBucketLabel: 'Other' },
+      },
+      type: 'vis_dimension',
+    });
+  });
+
+  it('returns the correct accessor for strings', () => {
+    const buckets = ['bucket1', 'bucket2'];
+    const accessor = getAccessor(buckets, 0);
+    expect(accessor).toStrictEqual('bucket1');
+  });
+});
+
 describe('getFilterPopoverTitle', () => {
   it('returns the series key if no buckets', () => {
     const series = {
diff --git a/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.ts b/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.ts
index 9e317e6d48505c..c7b793d87149ff 100644
--- a/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.ts
+++ b/src/plugins/chart_expressions/expression_partition_vis/public/utils/filter_helpers.ts
@@ -12,7 +12,7 @@ import { DataPublicPluginStart } from '@kbn/data-plugin/public';
 import { ValueClickContext } from '@kbn/embeddable-plugin/public';
 import { getFormatByAccessor } from '@kbn/visualizations-plugin/common/utils';
 import type { FieldFormat, FormatFactory } from '@kbn/field-formats-plugin/common';
-import { BucketColumns, PartitionVisParams } from '../../common/types';
+import { BucketColumns, PartitionVisParams, Dimensions } from '../../common/types';
 import { FilterEvent } from '../types';
 
 export const canFilter = async (
@@ -131,6 +131,13 @@ export const getSeriesValueColumnIndex = (value: string, visData: Datatable): nu
   return visData.columns.findIndex(({ id }) => !!visData.rows.find((r) => r[id] === value));
 };
 
+export const getAccessor = (buckets: Dimensions['buckets'], index: number) => {
+  const accessorForDimensionBuckets = buckets?.find((b) => {
+    return typeof b !== 'string' && b.accessor === index;
+  });
+  return accessorForDimensionBuckets || buckets?.[index];
+};
+
 export const getFilterPopoverTitle = (
   visParams: PartitionVisParams,
   visData: Datatable,
@@ -140,7 +147,7 @@ export const getFilterPopoverTitle = (
 ) => {
   let formattedTitle = '';
   if (visParams.dimensions.buckets) {
-    const accessor = visParams.dimensions.buckets[columnIndex];
+    const accessor = getAccessor(visParams.dimensions.buckets, columnIndex);
     formattedTitle = accessor
       ? formatter(getFormatByAccessor(accessor, visData.columns)).convert(seriesKey)
       : '';
diff --git a/x-pack/plugins/ml/public/application/components/anomalies_table/links_menu.tsx b/x-pack/plugins/ml/public/application/components/anomalies_table/links_menu.tsx
index ac21c17b6187e2..d5bb4a6f8b4691 100644
--- a/x-pack/plugins/ml/public/application/components/anomalies_table/links_menu.tsx
+++ b/x-pack/plugins/ml/public/application/components/anomalies_table/links_menu.tsx
@@ -227,16 +227,18 @@ export const LinksMenuUI = (props: LinksMenuProps) => {
         // Start from the previous hour.
         earliestMoment.subtract(1, 'h');
       }
-      let latestMoment = moment(record.timestamp).add(record.bucket_span, 's');
+
+      const latestMoment = moment(record.timestamp).add(record.bucket_span, 's');
       if (props.isAggregatedData === true) {
-        latestMoment = moment(record.timestamp).endOf(interval);
         if (interval === 'hour') {
           // Show to the end of the next hour.
-          latestMoment.add(1, 'h'); // e.g. 2016-02-08T18:59:59.999Z
+          latestMoment.add(1, 'h');
         }
+        latestMoment.subtract(1, 'ms').endOf(interval); // e.g. 2016-02-08T18:59:59.999Z
       }
+
       const from = timeFormatter(earliestMoment.unix() * 1000); // e.g. 2016-02-08T16:00:00.000Z
-      const to = timeFormatter(latestMoment.unix() * 1000);
+      const to = timeFormatter(latestMoment.unix() * 1000); // e.g. 2016-02-08T18:59:59.000Z
 
       let kqlQuery = '';
 
@@ -315,16 +317,16 @@ export const LinksMenuUI = (props: LinksMenuProps) => {
     }
 
     if (configuredUrlValue.includes('$latest$')) {
-      let latestMoment = moment(timestamp).add(record.bucket_span, 's');
+      const latestMoment = moment(timestamp).add(record.bucket_span, 's');
       if (timeRangeInterval !== null) {
         latestMoment.add(timeRangeInterval);
       } else {
         if (isAggregatedData === true) {
-          latestMoment = moment(timestamp).endOf(interval);
           if (interval === 'hour') {
             // Show to the end of the next hour.
             latestMoment.add(1, 'h'); // e.g. 2016-02-08T18:59:59.999Z
           }
+          latestMoment.subtract(1, 'ms').endOf(interval); // e.g. 2016-02-08T18:59:59.999Z
         }
       }
       record.latest = latestMoment.toISOString();
diff --git a/x-pack/test/functional/apps/ml/data_frame_analytics/classification_creation.ts b/x-pack/test/functional/apps/ml/data_frame_analytics/classification_creation.ts
index 12d0514bd73947..e7a27e33a9ecf6 100644
--- a/x-pack/test/functional/apps/ml/data_frame_analytics/classification_creation.ts
+++ b/x-pack/test/functional/apps/ml/data_frame_analytics/classification_creation.ts
@@ -14,7 +14,8 @@ export default function ({ getService }: FtrProviderContext) {
   const ml = getService('ml');
   const editedDescription = 'Edited description';
 
-  describe('classification creation', function () {
+  // FAILING ES PROMOTION: https://github.com/elastic/kibana/issues/153798
+  describe.skip('classification creation', function () {
     before(async () => {
       await esArchiver.loadIfNeeded('x-pack/test/functional/es_archives/ml/bm_classification');
       await ml.testResources.createIndexPatternIfNeeded('ft_bank_marketing');