public override void DeleteItemByGroup(string groupID)
{
IList <VersionItem> versionsToDelete = VersionManager.GetAllVersions(groupID);
foreach (VersionItem versToDelete in versionsToDelete)
{
Item item = NewsManager.GetItem(versToDelete.ItemId);
NewsManager.DeleteItem(item);
VersionManager.DeleteVersionItem(versToDelete);
}
}