July 1972: an FBI agent, wearing only a pair of swim trunks, per the hijackers' instructions, carries a case containing a $1 million ransom to the opened door of a hijacked Delta DC8 jet in Miami. The jet later took off for Algeria. George Wright, a convicted killer and 1970s militant, was among the hijackers. James Kerlin/AP hide caption

itoggle caption James Kerlin/AP