FROM YES TO NO
Here are the 18 senators who switched their votes between Tuesday and Thursday on the immigration bill:

• Sen. Jeff Bingaman, D-New Mexico
• Sen. Christopher Bond, R-Missouri
• Sen. Sherrod Brown, D-Ohio
• Sen. Sam Brownback, R-Kansas
• Sen. Richard Burr, R-North Carolina
• Sen. Norm Coleman, R-Minnesota
• Sen. Susan Collins, R-Maine
• Sen. Pete Domenici, R-New Mexico
• Sen. John Ensign, R-Nevada
• Sen. Tom Harkin, D-Iowa
• Sen. Mitch McConnell, R-Kentucky
• Sen. Ben Nelson, D-Nebraska
• Sen. Lisa Murkowski, R-Alaska
• Sen. Mark Pryor, D-Arkansas
• Sen. Ted Stevens, R-Alaska
• Sen. George Voinovich, R-Ohio
• Sen. John Warner, R-Virginia
• Sen. James Webb, D-Virginia