The U.S. Air Force announced that Raytheon Company will remain the U.S. military's sole-source contractor of the nuclear Long-Range Standoff cruise missile. Raytheon Missile and Defense announced that its LRSO design passed its preliminary design review. The company also said its program to complete the Technology Maturation and Risk Reduction, or TMRR, phase of the process is on schedule for completion in January 2022.