Largest electric generator in Mn.

  • Produced by: DAVE DENNEY
  • Updated: October 3, 2012 - 9:51 AM

Ten months after a disastrous turbine accident, Xcel energy says it will take another six months and up to $200 million to restore the largest power generator in Minnesota. And executives said the cause of the Nov 19, 2011, accident still isn't clear.