North Korea has launched six short range missiles from its East Coast over the past three days. The Korean People’s Army launched three on Saturday, one on Sunday, and a further two on Monday.

“These three missile tests could be seen as a scheduled drill in reaction to the USS Nimitz and the U.S.-ROK marine force exercise held recently,” North Korea expert Steve Chung told NK News on Saturday.

KCNA said U.S. and South Korean criticism of the launches “was another unpardonable challenge to the DPRK and an undisguised provocation,” adding that they were nothing more than a “KPA Regular Military