Rubén Rocha Moya, governor of Sinaloa for six years, took a thirty-day leave of absence on Saturday, May 2. The state Congress in Culiacán voted to accept his request that night and named Yeraldine Bonilla Valverde as interim governor. [1] [2] His leave is voluntary; the leave's effect is not. By stepping down even temporarily, Rocha Moya lost the constitutional immunity from prosecution that comes with sitting office. The same arithmetic applies to former Mazatlán mayor Édgar González Zataráin, indicted alongside Rocha Moya in the same five-count federal complaint unsealed in the Eastern District of New York on April 29.

President Claudia Sheinbaum's parallel position has not moved. On Thursday's morning press conference, she said again that Mexico will extradite Mexican officials only on receipt of "irrefutable proof" of the cartel charges. [3] [4] On Friday, the Mexican Attorney General's Office — the FGR — issued a formal opinion that, as of the indictment papers Mexico had received from the U.S. Justice Department, there was "not sufficient evidence" to provisionally detain Rocha Moya for extradition purposes. [5] The U.S. and Mexican legal systems are now talking past each other in two languages, with one indictment, one immunity question, and a thirty-day clock that resets the calendar to early June.

The paper's Saturday account of Sheinbaum resisting U.S. extradition as the Sinaloa governor stepped down framed the question as a sovereignty test. The Mexican-side answer is now operational. Bonilla, an ally of Sheinbaum's Morena movement and a long-time PRD-then-Morena legislator, governs Sinaloa for the next thirty days. The Sinaloa state Congress retained the formal power to revoke the leave or extend it. The federal Mexican Attorney General continues to insist that the United States must produce more than the handwritten list of peso amounts that Sheinbaum, on Thursday, called "the only document of proof in the indictment." [6]

The text of the U.S. indictment alleges that Rocha Moya and nine others — current and former Sinaloa officials — accepted millions of dollars in bribes from Sinaloa Cartel principals in exchange for protection of the cartel's drug-trafficking operations. The five counts include conspiracy to import fentanyl, cocaine, and methamphetamines; conspiracy to distribute the same; firearm-trafficking conspiracy; bribery; and racketeering. Federal prosecutors allege specifically that cartel leaders helped engineer Rocha Moya's 2021 election by intimidating opposition candidates. [7] [2] The indictment sits with U.S. District Judge Pamela Chen in Brooklyn. The provisional-arrest request — the procedural step that forces a country to detain an indicted national pending extradition — was sent to Mexico immediately after the indictment was unsealed. The FGR's formal "insufficient evidence" finding is the response to that request. [5]

The hand-written list at the center of Sheinbaum's challenge is, in Mexican political memory, an artifact of an earlier scandal. The same shape of evidence — paper records of cash payments listed by initials and dollar amounts — appeared in the 2019 Genaro García Luna trial, in which the former federal Public Security Secretary was convicted in U.S. court of taking cartel bribes. The defense in that trial argued, unsuccessfully, that the records were unauthenticated. The conviction came down on testimony from cooperators, not from the lists. Sheinbaum's argument on Thursday is structurally similar to the García Luna defense: a list of payments, by itself, is not proof. The argument the U.S. prosecution has not yet made public is the cooperator-witness theory. The American case will, sooner or later, name the cooperators. The Mexican press, including El País's Mexico City desk, expects the public-disclosure event sometime in the next two weeks. [8]

The political optics are different from the legal ones. Sheinbaum's government has built six months of post-election credibility on a sovereignty register: Mexico does not extradite its own without due process; the López Obrador-era "Plan Mérida" framework is dead; the post-Trump Justice Department's reach into Mexican domestic politics will be calibrated by the FGR's evidentiary threshold, not by Washington's. [3] The Rocha Moya leave is, for Sheinbaum, the cleanest possible outcome — the sovereign state retains control of its own indicted official, Mexican legal process governs the extradition question, and the U.S. cannot accuse Mexico of harboring the official because Rocha Moya is no longer in office.

The Trump administration's response, through Attorney General Pam Bondi's office Friday afternoon, was that the U.S. "expects" Mexico to honor the provisional-arrest request. [9] The next move is procedural. The U.S. State Department can file a formal extradition request — a different document than the provisional-arrest request — within sixty days of the indictment being unsealed. The State Department has not, as of Sunday, filed that request. The FGR's evidentiary insufficiency finding, however, runs at the provisional-arrest step. The formal-extradition step requires Mexico to receive a different package and run a different evidentiary review. The clock for that review has not started.

What this means in practice: Rocha Moya is on a thirty-day leave; Bonilla runs Sinaloa; the FGR has rejected the provisional-arrest evidence; the formal extradition request has not yet been filed by the United States; Sheinbaum's "irrefutable proof" line has hardened into the Mexican government's procedural standard; and the American case will, eventually, name its cooperators. The collision the paper named on Saturday is now the operating procedure. The June calendar — when the leave ends, when the formal extradition request will be due, when the cooperator-witness theory becomes public — is the next inflection.

The U.S.-Mexico file used to move quickly. As of Sunday, it does not.

-- LUCIA VEGA, São Paulo