a U.S. Navy blimp
... that the crew of a U.S. Navy blimp mysteriously disappeared over the Pacific Ocean in 1942?
... that the crew of <b id="mwBCE"><a href="./L-8" id="mwBCI" rel="mw:WikiLink" title="L-8">a U.S. Navy blimp</a></b> mysteriously disappeared over the Pacific Ocean in 1942?