Mexico's investigation into the abduction and apparent massacre of 43 students last year is plagued with errors and omissions and key parts may need to be redone, a review of the evidence shows.
Democratic presidential candidate Hillary Clinton said on Friday she was sorry that her use of a personal email account while secretary of state had caused confusion, and blamed herself for "not thinking a lot" about the matter when she took the job.
A federal judge has ordered the U.S. Securities and Exchange Commission to fast-track a final rule requiring oil, gas and mining companies to disclose payments to foreign governments, after a human rights group complained the regulator was dragging its feet.