As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL LEAKING FROM LEFT WING AFTER TAKEOFF. FLIGHT RETURNED TO MIA AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND LEAK AT DUCT CONNECTION BETWEEN CROSSFEED VALVE AND FORWARD RIGHT FUEL PUMP. REPLACED O-RINGS. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.