Ryan Blaine Petty is an American school safety activist . His 14-year-old daughter Alaina Petty was killed in the Stoneman Douglas High School shooting on February 14 , 2018 . Petty is credited with helping to pass the " Marjory Stoneman Douglas High School Public Safety Act " Florida Senate Bill 7026 just 3 weeks after his daughter Alaina was murdered . At the federal level , Petty worked with Senators Orrin Hatch , Marco Rubio and Bill Nelson to pass the STOP School Violence Act and the Fix NICS Act of 2017 . He has met frequently with Florida governor Rick Scott , and many federal lawmakers
Stoneman Douglas High School shooting
Stoneman Douglas High School shooting
Ryan Petty