At least two other oil majors shuttered their Gulf of Mexico platforms on Friday following a leak in the Fourchon booster station, shutting down the flow of crude through the Amberjack Pipelines. On Thursday, Shell halted production at its Mars, Ursa, and Olympus platforms, which can produce 410,000 bpd. Shell did not provide an estimate for when the platforms would resume production. On Friday, Shell was joined by Chevron, which shuttered Jack/St. Malo (57,000 boepd), Tahiti, and Bigfoot (75,000 bpd) platforms, which also feed into the Amberjack…