Chicago janitors vote on strike issue

<div class="meta image-caption"><div class="origin-logo origin-image wls"><span>WLS</span></div><span class="caption-text">Thousands of janitors that serve most of the Loop&#39;s big office towers took a strike authorization vote Saturday. Members of SEIU Local 1 stopped at 111 East Wacker, where contract negotiations were currently under way Friday. The contract affects 13,000 local janitors who also serve suburban commercial buildings and Chicago Public Schools. Their contract expires April 8.</span></div>
March 31, 2012 8:47:54 AM PDT