The United States will propose changes to how the Missile Technology Control Regime guides exports of unmanned aerial systems at an upcoming annual meeting, as officials want to enable U.S. companies to compete with countries like China for foreign UAS sales. U.S. officials expect to push those provisions at the MTCR plenary session this November, according to Andrea Thompson, under secretary of state for arms control and international security. "We've done the policy review, and we're working through the MTCR...