An unmanned drone piloted by James Hill president of Aircover Integrated Solutions comes in for a landing  during a demonstration in Dublin, Calif., on
An unmanned drone piloted by James Hill president of Aircover Integrated Solutions comes in for a landing during a demonstration in Dublin, Calif., on Saturday, Oct. 27, 2012. The Alameda County Sheriff's Office was taking a look at the drone for possible use in its Urban Shield Program. (Anda Chu/Staff Archives)