Patrick Semansky/AP
House Republicans that voted against paying for Amtrak to add a system that experts predict would have stopped a fatal crash in May will be targeted in online ads. 
House Republicans who voted against paying for Amtrak to add an automated system experts say would have stopped the fatal May crash in Philadelphia face fallout in the form of new online ads.
The Democratic Congressional Campaign Committee told the Daily News it will target Reps. Lee Zeldin, Tom MacArthur, Ryan Costello, Pat Meehan, Jeff Denham, David Valadao, Bob Dold, Mike Bost and Rodney Davis.
