Sources

6 Total Sources

William Hasley Dies at 78 on Runyon Canyon Trail

William Hasley, 78, Screenwriter and Author, Dies on Runyon Canyon Trail

William Hasley, Caitlyn Jenner Biographer, Found Dead on California Hiking Trail

Entertainment Weekly News13h ago

Caitlyn Jenner biographer and Hollywood screenwriter found dead on hiking trail

Yahoo! Voices13h ago

Hollywood star's ex, William Hasley, found dead on LA's Runyon Canyon hiking trail

Us Weekly12h ago

Caitlyn Jenner's Ghostwriter William Hasley Found Dead at 78

Los Angeles Times13h ago

William Hasley dead: Hollywood writer, friend of Caitlyn Jenner died hiking - Los Angeles Times