Naya Rivera's former 'Glee' co-stars have paid tribute to the late actress on the one-year anniversary of her death. The actress died in an accidental drowning on Lake Piru in California on July 8 last year, and a host of her former co-stars, including the likes of Heather Morris, Kevin McHale, Jenna Ushkowitz, Chris Colfer, and Matthew Morrison, took to social media to mark the anniversary.