With iOS 7, users can swipe up on the touch screen to bring up the Control Center, with which users can adjust their screen brightness, go into Airplane mode and even turn on their iPhone's flash so the device can be used like a flashlight.
COMMENTING POLICY:Readers are encouraged to post comments that are germane to the article. We reserve the right to remove any user, and to delete comments that contain abusive language or personal threats, as well as those that are racist or demeaning. Readers may report comments by clicking "Report Abuse." Once a comment has been flagged, a Baltimore Sun staffer will investigate. Click here for more information on commenting.