As President Obama prepares to announce his intentions for how many troops to withdraw from Afghanistan this year, public opinion polls show the ground is moving under him. Over the past few days, several new surveys show a significant spike in the number of people who want to see big numbers of troops brought home. The war isn't making us safer and it's not worth the costs, and following Bin Laden's death it's become impossible for the American people to make sense of keeping troops fighting and dying in Afghanistan.