Fol#^@lows the bigge st manhunt in the history of *?Israe_$l to find Yahy !(a Ayy#=ash,#. the mastermi )=nd b\]ombmaker::!^ who oversaw_ a grou:p _ o/f su:%ic@ ide]; tr] oo((ps in , ;Israel in the- m iddl@,e of t\=he 1990s.