Do the walkers come with refractor fields?  And what actions can a walker take?<br/><br/>Or more accurately, what actions can they not take?<br/><br/>I just slipped in a request to Cortez...<br/><div class="quoteheader"><div class="topslice_quote">Quote</div></div><blockquote class="bbc_standard_quote">She hesitates before making an odd request.  "Sir, permission to take Ensign Rollings place in her Walker.  I'd like to be here to watch your back."</blockquote><div class="quotefooter"><div class="botslice_quote"></div></div>