He attempted to fire again on Cha , but the gun jammed .
Kim reentered the room with a semi-automatic pistol Walther PPK , shot the PSS chief in the arm and then President Park in the left chest .
Kim attempted to fire again on Cha , but the gun jammed .
Kim reentered the room with a semi-automatic pistol Walther PPK , shot the PSS chief in the arm and then President Park in the left chest .