The FAA does not require "zero risk" for a flight to proceed. It does, however require analysis of various risks of all phases of flight (launch, MECO, boost-ba

The FAA does not require "zero risk" for a flight to proceed. It does, however require analysis of various risks of all phases of flight (launch, MECO, boost-back, etc. There have been situations where FAA and company analysis have come to different conclusions; the way to proceed is to study both models and understand why one (or both) is deficient, correct the error(s) and move forward from there, not cry to your rich and powerful friends that the government won’t let you fly your missile.