a neighborhood being 'held hostage' to fear [=a neighborhood controlled or dominated by fear]
The terrorists demanded a plane and a pilot in exchange for the 'hostages'.
The 'hostage' crisis is now entering its second week.
(..) - Jesus. It isn't a lockdown, is it? Or a riot? No. Hal, for God's sakes, just take your finger off the trigger. Are you hostages? Who's out there? - Who's by that truck? - Harry, the lights! John Coffey. - Halt! (..)1999 The Green Mile