No, No, It's Not US/South Korea Provocation At All

S. Korean artillery mistakenly fired on DMZ

"PAJU, South Korea, Nov. 28 (Yonhap) -- An artillery shot accidentally fired by a South Korean army unit fell on the South Korean side of the Demilitarized Zone (DMZ) on Sunday afternoon, military officials said."

US, SKorea launch war games in tense Yellow Sea

"The troubled relations between the two Koreas, which fought a three-year war in the 1950s, have steadily deteriorated since Lee's conservative government took power in 2008..."

South Korea provoked North Korea shelling

"The skirmish began when Pyongyang warned the South to halt military drills in the area, according to South Korean officials. When Seoul refused and began firing artillery into disputed waters, albeit away from the North Korean shore, the North retaliated by bombarding the small island of Yeonpyeong, which houses South Korean military installations..."

flashback - 3/27/10 (Reuters) - South Korea on Saturday all but ruled out the chance that North Korea was involved in the sinking of one of its navy vessels near their disputed border.

No, wait a minute, after consulting with the US -
flashback 5/19/10 - South Korea Publicly Blames the North for Ship’s Sinking

The Sinking of the Cheonan: We Are Being Lied To

Strange Goings On Beneath The Waves