Julie Adams, left, walks her dog past police and reporters outside the home of the mother of Colorado shooting suspect, James Holmes, Friday, July 20, 2012, in San Diego. A gunman in a gas mask barged into a crowded Denver-area theater during a midnight showing of the Batman movie on Friday, hurled a gas canister and then opened fire in one of the deadliest mass shootings in recent U.S. history. (AP Photo/Gregory Bull)