Boeing has taken another hit on the KC-46 tanker development program, announcing $334 million in after-tax cost growth during its second-quarter earnings report today. The company said in a July 25 press release the most recent charge is due to unanticipated costs related to updating its six flight-test aircraft as well as two of its early production aircraft. The cost of final testing and certification also contributed to the charge. "While tanker's had its challenges, we've learned a lot," Dennis...