North Korea has launched two more ballistic missiles off its east coast, with the powerful sister of leader Kim Jong-un saying Pyongyang's use of the Pacific as its "firing range" would depend on the behaviour of US forces. The launches come just two days after North Korea fired an intercontinental ballistic missile (ICBM) into the sea off Japan's west coast, prompting the United States to hold joint air exercises with South Korea and separately with Japan yesterday. North Korea's state media confirmed it fired two projectiles from a multiple rocket launcher, aiming at targets 395km and 337km away, respectively. "The...