An Afghan commander accuses Pakistani soldiers of firing across the border . Pakistani military spokesman confirms U.S. troops have fired across border . NATO says a base near the border has fired into Pakistan four times since June . The Associated Press contributed to this report.
An Afghan commander accuses Pakistani soldiers of firing across the border . Pakistani military spokesman confirms U.S. troops have fired across border . NATO says a base near the border has fired into Pakistan four times since June . A U.S. official says they try to liaise with Pakistani military forces first .