Washington — The United States has been ramping up its Indo-Pacific region air bases to ensure they are protected against attack, a spokesperson for the U.S. Pacific Air Forces told VOA this week, amid concerns over vulnerabilities they face in countries such as Japan, the Philippines, and South Korea against potential Chinese strikes. “While we are continually improving our theater posture, warfighting advantage, and integration with allied and partners, Pacific Air Forces stands ready every day to respond to anything that poses a threat to a free and open Indo-Pacific,” the spokesperson said. “We continue to invest in infrastructure and