Republican presidential candidate Ben Carson on Sunday called for using drones to beef up surveillance along the U.S.-Mexico border and destroy caves used by those who smuggle people and drugs, but said he did not support strikes aimed at people.
Republican presidential candidate Donald Trump would increase fees on some Mexican visas and all border crossing cards as part of a broader plan to force Mexico to pay for a wall along the southern U.S. border.
A U.S. federal appeals court on Friday threw out a lawsuit brought by an Arizona sheriff who argued that President Barack Obama's executive actions on immigration were unconstitutional.
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."
