The deaths of Glee stars Cory Monteith, Naya Rivera and Mark Salling are still difficult for their former costar Dianna Agron to process. "It's hard to think of our loved ones from the show not being present with us anymore because they feel so present in my heart, body, mind, soul, all of it," Agron, 39, said on the Wednesday, August 13, episode of the "And That's What You REALLY Missed" podcast. "I think that tenderness I feel and the memories that I have [of] who Cory, Naya and Mark were as people, as cast members, as our friends and family [are] just so vivid.