Pentagon tries to rebrand the beleaguered $400 billion F-35 with a 14-stop tour; These photos show how the Marines are using their new fire base in Iraq against ISIS; Pentagon official: Release of Guantanamo detainees has led to American deaths; Even before Brussels, U.S. troops kept finding themselves in violence in Europe; Why the most maligned rocket in the world is also one of the most reliable; Brussels terrorists probably used explosive nicknamed ‘the Mother of Satan’; Pentagon watchdog opens investigation into national security launch contracts;   A military blog by Dan Lamothe   Top Islamic State commander killed, Pentagon says Imam was a holdover from the Islamic State’s earlier iteration of al-Qaeda in Iraq and served under Abu Musab al-Zarqawi before joining the Islamic State. By Thomas Gibbons-Neff and Greg Miller  •  Read more » Pentagon tries to rebrand the beleaguered $400 billion F-35 with a 14-stop tour Although the F-35 program has stabilized, some problems continue. By Christian Davenport  •  Read more »   These photos show how the Marines are using their new fire base in Iraq against ISIS They're members of Task Force Spartan, according to the military. By Dan Lamothe  •  Read more »   Pentagon official: Release of Guantanamo detainees has led to American deaths The prison should still be closed, the official added. By Dan Lamothe  •  Read more »   ADVERTISEMENT   Even before Brussels, U.S. troops kept finding themselves in violence in Europe A U.S. airman and his family were wounded in Brussels. But there are others. By Dan Lamothe  •  Read more »   Why the most maligned rocket in the world is also one of the most reliable Tuesday night, the rocket launched a payload for the 62nd second consecutive time without a failure. By Christian Davenport  •  Read more »   Brussels terrorists probably used explosive nicknamed ‘the Mother of Satan’ The explosives are known as "the Mother of Satan." By Thomas Gibbons-Neff  •  Read more »   Pentagon watchdog opens investigation into national security launch contracts The probe comes after a former ULA executive made controversial comments about the procurements. By Christian Davenport  •  Read more »   ADVERTISEMENT   Recommended for you   Fact Checker Count the pinocchios. A weekly review of what's true, false or in-between. Sign Up »         Share Checkpoint:       Twitter      Facebook Trouble reading? Click here to view in your browser. You received this email because you signed up for Checkpoint or because it is included in your subscription. For additional free newsletters or to manage your newsletters, click here. We respect your privacy. If you believe that this email has been sent to you in error or you no longer wish to receive email from The Washington Post, click here. Contact us for help. ©2016 The Washington Post, 1301 K St NW, Washington DC 20071