(Editors Note: This story has been updated to clarify the scope of the F-35B internal weapons bay design changes.) The internal weapons bay of the F-35B Joint Strike Fighter cannot fit the required Small Diameter Bomb II weapons load, and a hydraulic line and structural bracket must be redesigned and modified ahead of the planned Block 4 release in fiscal year 2022, the joint program office confirmed this week. The Air Force and Raytheon plan to begin scaling up...