The Republican Presidential hopeful considers his success a grassroots victory. SUBSCRIBE to ABC NEWS: Watch More .<br />Iowa Caucuses: Hillary Clinton Breathes Sigh of Relief as Bernie Sanders Declares Virtual Tie Ted Cruz beats Donald Trump in Iowa; Clinton and Sanders .<br />Ted Cruz Iowa Caucus Victory Speech [FULL] - Feb. 1, 2016 Sen. Ted Cruz delivers powerful speech after winning Iowa caucus Republican nomination, defeats .<br />Donald Trump gave a brief concession speech Monday night – the shortest speech of his long presidential campaign – after finishing second in the Iowa caucuses. Tags: Defeated .
