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This page will continue to be updated as we get responses. Sen. Tom Coburn (R-OK) sponsored the bill and introduced it with Sen. Barack Obama (D-IL) -- all co-sponsors are indicated by an asterisk.

Senators Who've Said They Did Not Place A Hold:

According to Porkbusters:

1. Shelby, Richard C.- (R - AL)
2. Sessions, Jeff- (R - AL)*
3. McCain, John- (R - AZ)*
4. Feinstein, Dianne- (D - CA)
5. Boxer, Barbara- (D - CA)*
6. Allard, Wayne- (R - CO)
7. Durbin, Richard- (D - IL)*
8. Obama, Barack- (D - IL)*
9. Roberts, Pat- (R - KS)
10. Landrieu, Mary L.- (D - LA)*
11. Vitter, David- (R - LA)*
12. Mikulski, Barbara A.- (D - MD)
13. Ensign, John - (R - NV)
14. Clinton, Hillary Rodham - (D - NY)*
15. DeWine, Mike- (R - OH)*
16. Voinovich, George V.- (R - OH)*
17. Inhofe, James M.- (R - OK)
18. Coburn, Tom- (R - OK)*
19. Wyden, Ron- (D - OR)
20. Santorum, Rick- (R - PA)*
21. Graham, Lindsey- (R - SC)
22. DeMint, Jim- (R - SC)*
23. Cornyn, John- (R - TX)*
24. Allen, George- (R - VA)*
25. Murray, Patty- (D - WA)
26. Cantwell, Maria- (D - WA)
27. Thomas, Craig- (R - WY)

According to GOP Progress:

28. Collins, Susan M.- (R - ME)*
29. Smith, Gordon H.- (R - OR)
30. Coleman, Norm- (R - MN)*
31. Snowe, Olympia J.- (R - ME)*
32. Alexander, Lamar- (R - TN)*
33. Sununu, John E.- (R - NH)*

According to TPMm Readers:

34. Burr, Richard- (R - NC)
35. Dole, Elizabeth- (R - NC)
36. Hutchison, Kay Bailey- (R - TX)
37. Warner, John- (R - VA)
38. Kerry, John F.- (D - MA)*
39. Feingold, Russell D.- (D - WI)
40. Isakson, Johnny- (R - GA)*
41. Pryor, Mark L.- (D - AR)
42. Lincoln, Blanche L.- (D - AR)
43. Brownback, Sam- (R - KS)
44. Lautenberg, Frank R.- (D - NJ)
45. Menendez, Robert- (D - NJ)
46. Salazar, Ken- (D - CO)
47. Bingaman, Jeff- (D - NM)
48. Chafee, Lincoln- (R - RI)
49. Nelson, Bill- (D - FL)
50. Dodd, Christopher J.- (D - CT)
51. Lieberman, Joseph I.- (D - CT)*
52. Frist, William H.- (R - TN)*
53. Burns, Conrad- (R - MT)
54. Biden, Joseph R., Jr.- (D - DE)
55. Enzi, Michael B.- (R - WY)
56. Nelson, E. Benjamin- (D - NE)
57. McConnell, Mitch- (R - KY)*
58. Inouye, Daniel K.- (D - HI)
59. Kohl, Herb- (D - WI)
60. Hagel, Chuck- (R - NE)
61. Schumer, Chuck - (D - NY)
62. Cochran, Thad- (R - MS)
63. Lugar, Richard G.- (R - IN)
64. Craig, Larry E.- (R - ID)
65. Grassley, Chuck- (R - IA)
66. Akaka, Daniel K.- (D - HI)
67. Dayton, Mark- (D - MN)
68. Lott, Trent- (R - MS)
69. Thune, John- (R - SD)*
70. Jeffords, James M.- (I - VT)
71. Martinez, Mel- (R - FL)
72. Reed, Jack- (D - RI)
73. Specter, Arlen- (R - PA)
74. Kyl, Jon- (R - AZ)
75. Johnson, Tim- (D - SD)
76. Bayh, Evan- (D - IN)*
77. Stabenow, Debbie- (D - MI)
78. Levin, Carl- (D - MI)
79. Domenici, Pete V.- (R - NM)
80. Kennedy, Edward M.- (D - MA)
81. Leahy, Patrick J.- (D - VT)
82. Dorgan, Byron L.- (D - ND)
83. Bunning, Jim- (R - KY)
84. Conrad, Kent- (D - ND)
85. Harkin, Tom- (D - IA)
86. Talent, James M.- (R - MO)
87. Murkowski, Lisa- (R - AK)
88. Baucus, Max- (D - MT)
89. Rockefeller, John D., IV- (D - WV)
90. Chambliss, Saxby- (R - GA)*
91. Reid, Harry- (D - NV)*
92. Carper, Thomas R.- (D - DE)*
93. Bond, Christopher S.- (R - MO)
94. Sarbanes, Paul S.- (D - MD)
95. Crapo, Mike- (R - ID)
96. Gregg, Judd- (R - NH)
97. Hatch, Orrin G.- (R - UT)
98. Bennett, Robert F.- (R - UT)

Senators Unknown or Who Refuse Answer:

None

Senators Who've Admitted To Placing A Hold

Stevens, Ted- (R - AK)
Byrd, Robert C.- (D - WV)