async def METHOD_NAME(self, load_balancer: {}, region: str):
    elb_client = AWSFacadeUtils.get_client('elb', self.session, region)
    try:
        load_balancer['Tags'] = await run_concurrently(
            lambda: elb_client.describe_tags(
                LoadBalancerNames=[load_balancer['LoadBalancerName']])['TagDescriptions'][0]['Tags']
        )
    except Exception as e:
        print_exception(f'Failed to describe ELB load balancer tags: {e}')