The House was set to vote this week on a bill modifying the president's health care law. The Republican bill was supported by the leadership, but ran into trouble and was pulled from the floor before the scheduled vote.
It's an example of the kind of obstacles Speaker John Boehner, R-Ohio, faces in getting legislation through the House. In many recent cases, his problem hasn't been the Democrats as much as members of his own party, backed by proudly conservative outside groups.
While an immigration overhaul has drawn support from church groups, business, labor and even former opponents, there's still deep opposition — mostly centered in the Republican Party.
The last time a president tried to pass a comprehensive immigration overhaul was in 2007, and George W. Bush's fellow Republicans in Congress killed his bill. Republican strategist Kevin Madden says a lot has changed since then — including the way the Republican Party is dealing with its own internal divisions.
The keynote speaker at Saturday night's closing session of the Conservative Political Action Conference is a 42-year-old Texan who's been a U.S. senator since January.
In that short time, Tea Party Republican Ted Cruz has already made a mark — and in doing so, he's simply ignored a tradition of new senators being seen, not heard. Cruz's sharp elbows have some colleagues wincing and others hoping he'll run for president.