Two agents reportedly from the Central Intelligence Agency (CIA) in the United States have been killed in a car crash in the Mexican state of Chihuahua, leading to questions about their activities in the country.On Tuesday, Mexican President Claudia Sheinbaum addressed the matter from the podium at her morning news conference.Recommended Stories list of 3 itemsend of listShe underscored that a probe is under way, as Mexican law requires that foreign agents receive federal authorisation to operate in the country.US agents, in other words, cannot work directly with state-level Mexican officials without prior approval from Sheinbaum’s government. It is unclear whether that standard was followed in this incident.Sheinbaum also acknowledged there were conflicting reports circulating in the aftermath of the crash about the nature of the agents’ presence in Mexico.“A full investigation must be conducted by the Attorney General’s Office to determine whether the Constitution or the National Security Law was violated and to ensure that the authorities in the state of Chihuahua have access to all the accurate information,” she said.Tensions have been high over the past year over the possibility that the US may seek to unilaterally launch ground operations in Mexico, thereby violating its sovereignty.Since returning to the White House for a second term, US President Donald Trump has repeatedly threatened to take military action in Mexico to “eradicate” cartels and other cri …