Hollywood December 20, 2017 11:40 pm Explosion Rattles Heart of Hollywood Police are investigating the cause of an explosion that rocked the heart of Hollywood near Hollywood and Highland. Hetty Chang reports for the NBC4 News at 11 on Wednesday, Dec. 20, 2017. US & World Videos 3:43 Despite encampment's clearing, safety concerns linger at UCLA 3:11 Ryan Gosling skips darker film roles because of Eva Mendes and daughters 2:15 Prince William and Kate Middleton ‘going through hell,' friend claims (report) 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments 3:09 USC updates graduation plans as protest continues
