User blog comment:LuffyPirateKing/When The Sun Goes Down/@comment-4295416-20120114210858/@comment-109.242.211.99-20120116200415

Nope, they wanted to excecute Ace but they knew Whitebeard will come.. Their goal wasnt to kill Whitebeard at the first place, first priority was Ace... With that, they had to kill Whitebeard as well..

LPK