Thieves stole taps on various floors of future HQ of German spy agency . Site guarded by private firm and monitored by dozens of the German Federal Intelligence Service cameras . Construction hit by several setbacks since it began nine years ago .
Thieves stole taps on various floors of future HQ of German spy agency . Site guarded by private firm and monitored by dozens of CCTV cameras . Construction hit by several setbacks since it began nine years ago .