GM, Ford secure Army truck contracts under new national security rules

General Motors and Ford have secured contracts to build prototype tactical trucks for the U.S. Army under new rules signed by President Donald Trump limiting access to China-sourced materials, parts and software for defense contractors. “That puts many companies in a bind,” Christopher Tang, distinguished professor emeritus specializing in supply chains at the University of California, Los Angeles, said about the new order. “They basically need to really do due diligence. … It’s really difficult to do. The supply chain cannot pivot that quickly.” Citing national security concerns, Trump signed an executive order establishing the rule a week prior to…