Feb. 28 (UPI) -- Demi Lovato kicked off her Tell Me You Love Me world tour in San Diego by inviting students onstage who survived the mass school shooting in Parkland, Fla.
"On February 14, one of the worst mass shootings in American history took place. These students were in school that day. Please welcome them to the stage," the singer said as she presented students Julius Castillo, Mackenzie Marie Chapman, Samantha Megan Deitsch, Maia Hebron, Eden Hebron and Sarah Stricker in order to share their stories.