Read Leonard Nimoy's Heartbreaking Last Tweet
WATCH: Jennifer Lawrence Bares Her Claws in 'Serena' Clip
'Avengers: Age of Ultron''s 'Unhinged' Ending
Harrison Ford to Return in 'Blade Runner' Sequel
VIDEO: Jennifer Lawrence's most cold-hearted role
Most popular dog breeds in U.S. revealed
'Star Trek' actor Leonard Nimoy dies at 83
Leonard Nimoy mourned in "hometown" of Vulcan, Alta.