Fitch Ratings has removed energy infrastructure company Adani Energy Solutions Ltd (AESL) from its 'Ratings Watch Negative' list, the first upgrade by an international ratings agency since the US row. Fitch affirmed AESL long-term foreign and local-currency issuer default ratings (IDRs) at 'BBB-'. The ratings have been removed from Rating Watch Negative and assigned a Negative Outlook," it said in a statement.