An investigator walks in front of the house, where police say a man shot and killed four people, including a toddler, before killing himself, in Gilbert, Ariz., on Wednesday, May 2, 2012. Police say ... more 
An investigator walks in front of the house, where police say a man shot and killed four people, including a toddler, before killing himself, in Gilbert, Ariz., on Wednesday, May 2, 2012. Police say the man was armed with several firearms, and officers recovered two handguns and a shotgun. (AP Photo/The Arizona Republic, Pat Shannahan) less 
1 / 7
Associated Press | Photo By The Arizona Republic, Pat Shannahan
Wed, May 2, 2012 6:44 PM EDT