You said that Malkin made the claim. She did not. Read the transcript.
No, I said that she appeared to believe that Kerry might have shot himself. From the transcript (see tapatio's #195):
MATTHEWS: No. No one has every accused him of shooting himself on purpose. MALKIN: Yes. Some of them say that.
Suit yourself. I heard the exchange, with context and timing that your snippet omits. No reasonable observer comes away with the impression that Michelle Malkin appeared to believe that Kerry might have shot himself.