caucus, he better hurry up. right now may be his last chance for preiowa caucus endorsement. donald trump joins us by phone. good evening, sir. you said so often that your endorsement is powerful. on the eve of 22 hour aceway from doors opening, are you interested in endorsing a candidate? >> not at this moment, greta. i'll be maybe making that decision soon. i have not decided as of this moment to endorse anybody. >> greta: all right. there is a report today that you are even considering, still considering running. is that still in the mix? >> there is a group of people, large group of people that want me to. they did some filing or something out in texas because you had to have it filed prior to january 1. i'm honored by that. but it's nothing that i have been involved in. we'll see what happens. >> greta: i'll fill in the blanks. the texas activists filed paperwork to create the "make america great again" party. and with the single purpose to