On this week’s Defense & Aerospace Report Business Roundtable, sponsored by Bell, Dr. “Rocket” Ron Epstein of Bank of America Securities and Richard Aboulafia of the AeroDynamic advisory consultancy join host Vago Muradian to discuss Wall Street’s worst tech sell off since April; the longest US government shutdown as the Trump administration cuts flights; the Supreme Court hears the constitutionality of the president’s use of the International Emergency Economic Powers Act to impose tariffs; Defense Secretary Pete Hegseth’s acquisition reforms to accelerate development of new capabilities; Germany’s rearmament including new helicopters, night vision gear, weapons and interest in four more P-8 maritime patrol planes from Boeing as the first of eight already ordered jets is delivered; Berlin and Paris say they will determine the fate of SCAF next-generation combat aircraft program by the end of the year; the Pentagon clears hurdles to allow Saudi Arabia to order as many as 48 F-35 Lightning II jets by Lockheed Martin; Hensoldt, Leonardo and Rheinmetall report earnings;  and the UPS MD-11 crash in Louisville that killed 12 and left more than a dozen injured after the plane’s left engine fell off on takeoff.