Project Flying Cloud
... that Project Flying Cloud was expected to affect an area "comparable in size to that affected by a low-yield nuclear weapon"?
... that <b id="mwBuo"><a href="./WS-124A_Flying_Cloud" id="mwBus" rel="mw:WikiLink" title="WS-124A Flying Cloud">Project Flying Cloud</a></b> was expected to affect an area "comparable in size to that affected by a low-yield nuclear weapon"?