The Bourne Ultimatum

The worlds two deadliest spies in the ultimate showdown.
At a small-town carnival two men each mysteriously
summoned by telegram witness a bizarre killing. The
telegrams are signed Jason Bourne. Only they know Bournes
true identity and understand the telegram is really a
message from Bournes mortal enemy Carlos known also as the
Jackal the worlds deadliest and most elusive terrorist.
And furthermore they know that the Jackal wants: a final
confrontation with Bourne. Now David Webb professor of
Oriental studies husband and father must do what he hoped
he would never have to do again: assume the terrible
identity of Jason Bourne. His plan is simple: to
infiltrate the politically and economically Medusan group
and use himself as bait to lure the cunning Jackal into a
deadly trap a trap from which only one of them will
escape.