The senators who signed it:
Patty Murray (D-WA)
Max Baucus (D-MT)
Barbara Boxer (D-CA)
Sherrod Brown (D-OH)
Maria Cantwell (D-WA)
Benjamin Cardin (D-MD)
Richard Durbin (D-IL)
Dianne Feinstein (D-CA)
Tom Harkin (D-IA)
Tim Johnson (D-SD)
Ed Markey (D-MA)
Robert Menendez (D-NJ)
Barbara Mikulsi (D-MD)
Harry Reid (D-NV)
Bernie Sanders (D-VT)
Chuck Schumer (D-NY)
Ron Wyden (D-OR)
Bobby Casey (D-PA) didn’t sign it. Interesting.