Media baron Rupert Murdoch took issue on Sunday with Republican presidential candidate Donald Trump's comments that many illegal immigrants from Mexico are bringing crime to the United States, tweeting: "Trump wrong."
Presidential candidate Marco Rubio will deliver an economic speech in Chicago on Tuesday with the goal of separating himself from the packed field of Republican candidates and kick-starting his campaign into a more active, visible phase.
Potential Republican presidential candidates for 2016 jockeyed for support from conservatives in the early voting state of Iowa on Saturday, and some raised doubts about the prospects for party front runners Mitt Romney and Jeb Bush.