(Bloomberg) -- Brazilian state energy company Petroleo Brasileiro SA is the buyer of at least one diverted tanker carrying liquefied natural gas as it responds to surging domestic power demand caused by high temperatures, according to a person familiar with the matter. Most Read from BloombergSam Altman, OpenAI Board Open Talks to Negotiate His Possible ReturnBinance Pleads Guilty, Loses CZ, Pays Fines to End Legal WoesNvidia Fails to Satisfy Lofty Investor Expectations for AI BoomOpenAI in ‘Int