It happened Saturday night when a Chevy Suburban driven by Cara Selby broke down just a block away from her home in Cortland, Indiana, officials said. Selby was throwing a slumber party for her daughter. When the teens at the sleepover came out to help push Selby’s car back home, another vehicle hit them from behind, the Jackson County Sheriff’s Department said. Killed were: Nevaeh Law, 14; Jenna A. Helton, 14; Brittany Watson, 15; and Martin Martinez, 16. Four others were hurt, including Selby’s daughter. The crash is still under investigation and the driver of the SUV — a 24-year-old...