The next Congress should repeal a provision in the homeland security bill that protects drug companies like Eli Lilly from lawsuits, urged a handful of lawmakers and autism activists at a Wednesday press conference. Proponents of the provision, however, argue that lawsuit immunity is necessary to make sure that companies continue to offer life-saving vaccines to combat bio-terrorism. Sens. Debbie Stabenow (D-Mich.), Patrick Leahy (D-Vt.) and John McCain (R-Ariz.) plan to introduce legislation next year to undo the grant of lawsuit immunity to companies that have used a vaccine preservative called thirmerosal, which contains ethylmercury. Some believe that there is...