sentences:  A leaked NASA internal memo from November 2012, stated that SIMAC had been chosen to replace the previous design and that the majority of the work on the NASA Docking System would be shifted from NASA JSC to Boeing.In August 2014, Boeing announced that the critical design review for the redesigned NDS had been completed.Following this change the IDSS was modified (to rev D), so the new design of the NASA Docking System is still compatible with the standard.