We over here know better. This is a very good list of who is now even more vulnerable due to their dangerous vote for Obamacare. Betsy Markey is in for a rough election season.
Silver's "index" is his end result of the most vulnerable members.
Obama: Hillary’s Email Server Is a ‘Legitimate’ Issue, But It’s Getting Politicized Or Something | Matt Vespa
Gowdy Responds to Charges from Ex-Staffer After Benghazi Committee 'Refused to Pay Him' | Cortney O'Brien