WRAPUP 2-N.Korea says to strike South if drill goes ahead
(Adds South says drills to go ahead, analyst)
* North says to hit South harder if firing drill proceeds
* Seoul says firing drill on disputed island to go ahead
* China urges U.S. cooperation over North Korea
* Won falls in offshore trade after North's statement
By Yoo Choonsik and Chris Buckley
SEOUL/BEIJING, Dec 17 (Reuters) - North Korea said on Friday it would strike again at the South if a live-firing drill by Seoul on a disputed island went ahead, with an even stronger response than last month's shelling that killed four people.
The announcement on North Korean official news agency KCNA came as South Korea readied for firing drills on Yeonpyeong island near a disputed maritime border with the North for the first time since November's exchange of artillery fire.
"The strike will play out a more serious situation than on Nov. 23 in terms of the strength and scope of the strike," KCNA said. Continued...