diff --git a/.kiro/specs/beach-litter-mapping/tasks.md b/.kiro/specs/beach-litter-mapping/tasks.md
index ac70c31..ac7c9e9 100644
--- a/.kiro/specs/beach-litter-mapping/tasks.md
+++ b/.kiro/specs/beach-litter-mapping/tasks.md
@@ -135,7 +135,7 @@
 
 ## Report Verification System
 
-- [-] 17. Implement report verification interface
+- [x] 17. Implement report verification interface
   - Add verify/dispute buttons to report details
   - Create verification comment form
   - Display verification count and status
diff --git a/server/src/services/reportService.ts b/server/src/services/reportService.ts
index 13339f1..7f2f35f 100644
--- a/server/src/services/reportService.ts
+++ b/server/src/services/reportService.ts
@@ -149,6 +149,8 @@ export class ReportService {
       
       return {
         ...report,
+        latitude: Number(report.latitude),
+        longitude: Number(report.longitude),
         verificationCount,
         disputeCount,
       };
@@ -193,6 +195,8 @@ export class ReportService {
 
     return {
       ...report,
+      latitude: Number(report.latitude),
+      longitude: Number(report.longitude),
       verificationCount,
       disputeCount,
     };
diff --git a/src/components/report/ReportDetailModal.tsx b/src/components/report/ReportDetailModal.tsx
index fd090ac..541dbf8 100644
--- a/src/components/report/ReportDetailModal.tsx
+++ b/src/components/report/ReportDetailModal.tsx
@@ -209,7 +209,7 @@ export function ReportDetailModal({ report, isOpen, onClose, onVerify, onDispute
               <p className="text-sm text-gray-500 mb-2">Location</p>
               <div className="space-y-1">
                 <p className="font-mono text-sm text-gray-900">
-                  {report.latitude.toFixed(6)}, {report.longitude.toFixed(6)}
+                  {Number(report.latitude).toFixed(6)}, {Number(report.longitude).toFixed(6)}
                 </p>
                 <p className="text-xs text-gray-500">
                   Source: {report.locationSource === 'exif' ? 'Photo EXIF data' :