MySQL Query Failed: Column 'candidate_ID' in field list is ambiguous

SELECT SQL_CALC_FOUND_ROWS
            candidate.candidate_id AS candidateID,
            candidate.candidate_id AS exportID,
            candidate.is_hot AS isHot,
            candidate.date_modified AS dateModifiedSort,
            candidate.date_created AS dateCreatedSort,
        candidate_ID AS candidateID,
candidate.first_name AS firstName,
candidate.last_name AS lastName,
extra_field0.value AS extra_field_value0,
candidate.city AS city,
candidate.desired_pay AS desiredPay,
candidate.email1 AS email1,
candidate.phone_cell AS phoneCell,
DATE_FORMAT(candidate.date_modified, '%d-%m-%y') AS dateModified,
IF(candidate_joborder_submitted.candidate_joborder_id, 1, 0) AS submitted,
                                            IF(attachment_id, 1, 0) AS **strong text**attachmentPresent
        FROM
            candidate
        LEFT JOIN extra_field AS extra_field0 ON candidate.candidate_id = extra_field0.data_item_id AND extra_field0.field_name = 'Job Title' AND extra_field0.data_item_type = 100
LEFT JOIN attachment
                                                    ON candidate.candidate_id = attachment.data_item_id
                                      AND attachment.data_item_type = 100
                                                LEFT JOIN candidate_joborder AS candidate_joborder_submitted
                                                    ON candidate_joborder_submitted.candidate_id = candidate.candidate_id
                                                    AND candidate_joborder_submitted.status >= 400
                                                    AND candidate_joborder_submitted.site_id = 1
                                                    AND candidate_joborder_submitted.status != 650 LEFT JOIN saved_list_entry
                                ON saved_list_entry.data_item_type = 100
                                AND saved_list_entry.data_item_id = candidate.candidate_id
                                AND saved_list_entry.site_id = 1
        WHERE
            candidate.site_id = 1



        GROUP BY candidate.candidate_id

        ORDER BY dateModifiedSort DESC
        LIMIT 0, 15