Audience::getById

public function getById($itemId)
{
	$itemsResult = $this->getList();
	while($itemData = $itemsResult->fetch())
	{
		$itemData = $this->normalizeListRow($itemData);
		if ($itemData['ID'] == $itemId)
		{
			return $itemData;
		}
	}

	return null;
}