Senior ICC official resigns over T20 World Cup conduct: Report

The development is likely related to the scrutiny of the matches hosted by the US and in particular the games that were played at the Nassau County stadium in New York. However, the exact reason is yet to be ascertained as the ICC hasn't responded to queries to confirm the development that has come just two weeks after the conclusion of the T20 World Cup that ran from June 1 to 29, jointly hosted by the US and the West Indies.

source https://timesofindia.indiatimes.com/sports/cricket/icc-mens-t20-world-cup/senior-icc-official-resigns-over-t20-world-cup-conduct-report/articleshow/111698597.cms