U.S. investigators probed into the ties between the cartels and allies of Mexican President Andrés Manuel López Obrador, The New York Times reported. The investigation, which took place over several years, looked into allegations that drug cartels had met and provided Obrador’s allies with millions of dollars after he assumed office in 2018, according to NYT. The investigation was ultimately closed, in part because of the sensitive diplomatic relationship between the U.S. and Mexico. The Department of Justice declined to comment on the status of the investigation. Read: Former South Carolina G…