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.
The chief executive of Itau Unibanco Holding SA, Brazil's biggest bank by market value, said he does not yet see justification for President Dilma Rousseff to be impeached.
A gunman who attacked passengers on a high-speed train in France two days ago is "dumbfounded" at having been taken for an Islamist militant and says he only intended to rob people on board because he was hungry, his lawyer said on Sunday.
Japan on Saturday lodged a protest over Russian Prime Minister Dmitry Medvedev's visit to one of four disputed Pacific islands which have strained ties between the two countries since the end of World War Two.
