KENNER, La. -- Curt Kuchta, Transocean master from the Deepwater Horizon rig, testifies at the joint investigation hearing into the incident, May 27, 2010. The Coast Guard and MMS are co-chairing the joint investigation launched to determine the cause of the initial incident and fire aboard the mobile offshore drilling unit (MODU) Deepwater Horizon. (USCG) 10Spill0527-G-8093B-321