(July 13, 2018, 10:28 AM EDT) -- MIAMI — Fifteen students who survived the Feb. 14 school shooting in Parkland, Fla., sued law enforcement and school officials on July 11 in federal court, alleging that they failed to take action on the day the shooter killed 17 students and teachers at the school and failed to heed warnings about the shooter in the months and years leading up to that day (L.S., et al. v. Scot Peterson, et al., No. 18-61577, S.D. Fla.)....