Quote Originally Posted by Trump
The reason I originally endorsed Luther Strange (and his numbers went up mightily), is that I said Roy Moore will not be able to win the General Election. I was right! Roy worked hard but the deck was stacked against him!
Trump initially endorsed Luther Strange,
Luther Strange lost and so Trump deleted his tweets in his support.

Trump endorsed Roy Moore,
Roy Moore lost and so Trump wants credit for supporting Strange in the first place.