then-deputy chief joseph battaglia was at a family picnic when he got the call. in north brunswick, shootings are rare, so this one especially caught him by surprise. it was at the home of a federal judge. what details are you given about what has happened at this house? they told me that there was two individuals were shot, and it was the house of judge salas. do you know right away who judge salas is? yes, i was familiar with the name, yes. andrea canning (voiceover): judge esther salas was the first latina federal judge to preside in new jersey, appointed by president obama in 2011. battaglia quickly learned it was salas's husband mark, a defense attorney, and their son daniel, who'd been shot. when the first responding officers arrived, daniel had a pulse, and he was breathing. they administered basic first aid. what condition was mark in? surprisingly, mark was talking, and he was sitting up and he was tending to daniel. andrea canning (voiceover): emts raced mark and daniel to the hospital. officers searched the area. joseph battaglia: they secured the home