(a) In
General.— Subject to subsection (b), a suit for recovery
of damages under section 2333 of this title shall not be maintained unless
commenced within 4 years after the date the cause of action accrued.
(b) Calculation of Period.— The time of
the absence of the defendant from the United States or from any jurisdiction in
which the same or a similar action arising from the same facts may be maintained
by the plaintiff, or of any concealment of the defendant’s whereabouts, shall
not be included in the 4-year period set forth in subsection (a).