The plot is ridiculous, but if you can 'suspend (your) disbelief' [=allow yourself to believe that something is true even though it seems impossible], it's an enjoyable movie.
a wire 'suspended between' two poles [=hung so that it is attached at each end to a pole]
The police officers were 'suspended' without pay for their conduct.
(..) Have the nuclear launch codes been switched? - Yes, and new codes are active. - The stock market's collapsing. Travis, I need you to suspend trading immediately. And there's gonna be a run on the banks, so close them now. - You guys good? - Yes, sir. Don't mess it up. (..)2013 White House Down