YES.. KILLING A PM IS AN ACT OF WAR.. TO WIN A WAR WE CAN USE ALL FORCE NESSARY. PRABHAKARAN HAS KILLED 1000S OF PEOPLE, LEADERS AND HIS OPPONENTS... REMEMBER MAHATAYA?? WHAT WAS HIS CRIME?? NOW IT IS PAY BACK TIME... If LTTE has killed a Chinese head of state or a US head of state they would not have waited for so long. The part of country would have evaporated in 1991 itself...