Parents of teen killed in Parkland shooting visit Pulse memorial as they begin bus tour

ORLANDO, Fla. — Growing up, Joaquin “Guac” Oliver was “always worried about community issues,” recalled his mother, Patricia Oliver. “(He worried) about his friends, about immigration, about social issues,” she said. “... When Joaquin was 12 years old, he was able to write a project about (firearm purchase) background checks, when he just was 12 years old. He was posting on Twitter, he was tweeting about all that happened in Sandy Hook.” In February 2018, Joaquin was one of the 17 people killed in the Marjory Stoneman Douglas High School shooting in Parkland. His parents, Patricia and her husb...