A Boeing official said the Pentagon is expected to order more of the GBU-57A/B Massive Ordnance Penetrator (MOP).
By DoD photo (http://www.flickr.com/photos/dod_dtra/4327700817/) [Public domain], via Wikimedia Commons
“MOP is not only in the inventory, but there’s additional procurements expected in the near term as well,” Debbie Rub, vice president and general manager of Boeing Global Strike, says.
Source: Alert 5