President Obama signs H.J. Res 124, which includes appropriations to train and arm moderate Syrian rebels. For now, the effort will be paid for from an account meant to wind down the war in Afghanistan. Evan Vucci/AP hide caption

itoggle caption Evan Vucci/AP

Police fire tear gas from an armored personnel carrier on Aug. 18 in Ferguson, Mo. The U.S. Senate is holding a hearing on the use of military-grade equipment by local police departments. Jeff Roberson/AP hide caption

itoggle caption Jeff Roberson/AP

Page County, Va., Sheriff John Thomas received an MRAP for his department in May. "Is it overkill? Yeah, it is. I mean, for our use, it's more armor than we need. But it's free," he says. David Welna/NPR hide caption

itoggle caption David Welna/NPR

Members of the House of Representatives leave after a procedural vote on Capitol Hill in Washington on Friday, as Republicans reshaped legislation to deal with the border crisis, a day after Congress was supposed to go into its August recess. J. Scott Applewhite/AP hide caption

itoggle caption J. Scott Applewhite/AP