Super Bowl XLVII: Baltimore Ravens vs San Francisco 49ers - live!, Sport
Super Bowl XLVII delayed by power surge that caused lights to go out in Superdome
2013 Super Bowl -- Power outage stops game at Super Bowl XLVII - ESPN
Looking back at the 49ers' rich Super Bowl history
Power Outage at the Super Bowl: Why was there a 34-minute delay during Super Bowl XLVII?
Time's Running Out' for Ravens to Right Struggles
That Was A Great Blackout Last Night
Super Bowl 2013: San Francisco 49ers' furious comeback falls short in 34-31 loss to Baltimore Ravens – East Bay Times
Ravens hold off 49ers 34-31 in Super Bowl XLVII thriller – The Mercury News
Super Bowl lights out: Power outage halts San Francisco 49ers-Baltimore Ravens game – East Bay Times