President Barack Obama delivers the State of the Union address in the House Chamber at the U.S. Capitol in Washington, D.C., February 12, 2013. (Photo by Lawrence Jackson/The White House) by Paul SteinhauserCNN Political Editor (CNN) -- It's conventional wisdom: Americans don't like Congress. But when it comes time to vote, they usually don't throw their lawmaker out of office. However, new polls indicate that times and perceptions about "throwing the bums out" may be changing.
