User blog comment:Ghmorello/Chapter 903: News Recap, Followed By Our Live Coverage Of The Reverie./@comment-28995593-20180429101936/@comment-28995593-20180429164429

If they're really concerned with covering up the damage Luffy might do to their reputation, then its the more reason why the WG didn't want to raise Luffy's bounty this high in an instant.