When a shipment occupies the same lat/lon as another icon, represent those icons as an expandable number. When clicked, show a popup of all underlying icons so the user can select one. When a user clicks on one of these shipments from the right pane, it will just expand over the number icon.
When a shipment occupies the same lat/lon as another icon, represent those icons as an expandable number. When clicked, show a popup of all underlying icons so the user can select one. When a user clicks on one of these shipments from the right pane, it will just expand over the number icon.