Protesters scuffle with riot policemen during a rally mourning South Korea's deceased former President Roh Moo-hyun and denouncing current President Lee Myung-bak in front of the Seoul city hall May 30, 2009, one day after Roh's funeral. Protesters demanded President Lee's apology as they say Roh's suicide was caused by political retaliation. REUTERS/Kim Kyung-Hoon (SOUTH KOREA POLITICS OBITUARY CONFLICT)