The New York billionaire's speech was short on specifics, but was more subdued and serious than often seen on the campaign trail, a sign of Trump's attempt to project a presidential tone.
In a statement sent out Sunday, the Cruz campaign said it will focus resources on Indiana, "and in turn clear the path for Gov. Kasich to compete in Oregon and New Mexico."
Several hundred supporters of the Republican presidential hopeful demonstrated against the Republican caucus process.
- Ted Cruz took all 34 delegates up for grabs in Colorado. And somewhat unsurprisingly, Donald Trump was not pleased.Read more
The Texas senator won all of Colorado's available delegates, thanks in large part to an organized campaign strategy that could give Trump a real fight for the nomination.
With about 8,000 party members attending, this was the Colorado Republicans’ largest state convention ever.
Why Colorado matters: Republicans here haven't polled their members, so the state's 34 elected delegates will essentially be free agents.
In the first Republican debate last August, Donald Trump would not promise to support his party's eventual nominee. In September he signed a pledge to do so. Tuesday night, he reversed himself again.
The charge and a new video tape come after Lewandowski allegedly grabbed a reporter following a Trump campaign rally earlier this month.