The race for the Republican presidential nomination enters Nevada on Tuesday, where front-runner Donald Trump looks to rack up a third straight win after sailing to victory in South Carolina's primary over the weekend.
Sens. Ted Cruz of Texas and Marco Rubio of Florida, who's still seeking his first win in a nominating contest, are aiming to produce a strong showing in the Republican caucuses here to blunt Trump's trajectory toward the nomination.
Here is what to watch for Tuesday:
Can Marco Rubio find a win?
The freshman senator has been labeled a potentially transformational figure; he is charismatic, projects optimism and, as a 44-year-old Cuban...