Effect On Local Workers Unknown If GM Strikes  Spectrum NewsUnited Auto Workers to let contract with General Motors expire at 11:59 pm  WXYZ DetroitUAW: No midnight strike, no GM contract extension; leaders meet Sunday  The Detroit NewsUAW says 'significant' differences remain as contract deadline looms  Detroit Free PressUAW to let GM contract lapse, raising likelihood of strike  WDIV ClickOnDetroitView full coverage on Google News