US Air Force warns China over Taiwan timeline, trashes its best fighter jet

The Head of U.S. Air Forces in the Pacific criticised China's territorial ambitions. The American air force said that the Chinese military should 'worry' about their ability to take over Taiwan. Gen. Kenneth Wilsbach also trashed the J-20 Stealth Jet, which is China's most advanced fighter, and said that it isn't' anything to lose a lot of sleep over'. Watch this report to learn more.