Republicans control both the White House and Congress, but party unity may be on the decline. Just yesterday, the President tweeted about the passage of sanctions against Russia by "the same people that can't even give us H[ealth]Care," and some Senators are openly creating divisions. Both Lisa Murkowski of Alaska and Susan Collins of Maine have made it clear that they are not voting for the Republican Party, but for their own constituents.
A veteran of Capitol Hill, David Hawkings is senior editor at Roll Call where he writes a column and the blog, "Hawkings Here."