text:  Pennsylvania voter records indicate that he was a registered Republican, while federal campaign data also shows that he donated $15 to a Democratic-allied organization in 2021. The FBI is calling this an attempted assassination. It says it has not identified a motive yet, but it says investigators are working urgently to try to do so. Attorney General Merrick Garland has called this an attack on American democracy and vowed to bring all of the department's resources to bear in this investigation. Ryan Lucas, NPR News, Washington.