Tom Gruber, left, chief engineer for the American Bureau of Shipping gives testimony Thursday, Feb. 9, 2017, during the final S.S. El Faro Marine Board of Investigation hearing in Jacksonville, Florida. Gruber answered questions regarding the roles and responsibilities of ABS as they pertain to vessels such as the S.S. El Faro. U.S. Coast Guard photo by Petty Officer 2nd Class Anthony L. Soto