Once again, ULA can't deliver when the US military needs a satellite in orbit

For the fourth time in a little more than a year, the US Space Force needs to send up a new satellite to replenish the military's GPS navigation network. And once again, the company the Pentagon is paying to launch it can't answer the call.

United Launch Alliance, a 50-50 joint venture between Boeing and Lockheed Martin, was supposed to launch the final satellite for the Space Force's GPS Block III program this month. Space Systems Command, responsible for buying spacecraft and rockets for the military...