Bob Cenker,
... that RCA's only astronaut, civilian Bob Cenker, narrowly avoided catastrophe during his mission on Space Shuttle Columbia, which experienced several launch-pad aborts and almost exploded?
... that <a class="mw-redirect" href="./Lockheed_Martin_Space_Systems#RCA_Astro_Electronics" id="mwbQ" rel="mw:WikiLink" title="Lockheed Martin Space Systems">RCA</a>'s only astronaut, civilian <b id="mwbg"><a href="./Robert_J._Cenker" id="mwbw" rel="mw:WikiLink" title="Robert J. Cenker">Bob Cenker</a>,</b> narrowly avoided catastrophe during his mission on Space Shuttle <i id="mwcA">Columbia</i>, which experienced several launch-pad aborts and almost exploded?