NEW ORLEANS - A genuine dispute exists over two shipping companies' agreement to contribute to the maintenance and cure of a seaman who asserted a claim under the Jones Act for benzene-induced aplastic anemia, a Louisiana federal judge said Jan. 15, denying summary judgment (Stephen Scott v. Cenac Towing Co. LLC, et al., No. 2:12-cv-00811, E.D. La.; 2014 U.S. Dist. LEXIS 5184).