Ongoing activity in March and April included mergers and acquisitions, product launches and milestones, as well as seemingly healthy contract activity, but financials continue to emphasize the difficulties faced by the defense industry. Strategy Analytics Advanced Defense Systems (ADS) service reports, "Defense Electronics Industry Review: March 2013," and "Defense Electronics Industry Review: April 2013," detail significant defense industry news, including product announcements, milestones, contract activity and defense industry financial performance as the first quarter of 2013 came to a close.