A big win for the player vs DK

[aikman.tr]

https://www.sportsbettingdime.com/n...equest-leading-to-934k-win-for-sports-bettor/

 

[aikman.tr]

Not sure why DK didn't void them on their own as the odds were hit 4 days before the World Series and they saw the error the day after the parlays being made. Do the books require regulator approval to void wagers other than a PUSH in Massachusetts?