Not many people believed that Khalid Shaikh Mohammed, who confessed to masterminding 9/11, killed Wall Street Journal reporter Daniel Pearl in Pakistan in 2002.
Not because KSM, as he’s known, is too delicate to commit a brutal murder — he boasted about it in U.S. custody — but because the only hard evidence of the slayer’s identity were videotaped stills of his arms. Thanks to a procedure called vascular technology, that might be enough to give KSM away.
