At 14:34 local time, North Korean coastal artillery batteries on Mudo, and a recently redeployed 122-mm MRLs at Kaemori,[REF] in North Korea's Hwanghae Province, opened fire on the island of Yeonpyeong.
Three of the six K9 Thunder 155mm guns stationed on Yeonpyong returned fire, while two were damaged and one blocked by a dud shell [REF].