1: Leonard Nimoy ,  Star Trek 's  beloved Mr . Spock , had died . 2: His co-stars , fellow celebrities and fans reacted with heartfelt tributes from around the world and all the way to space , where astronaut Terry W . Wirts flashed a Vulcan salute aboard the International Space Station . 3: Co-stars , science leaders and fans pay tribute to  Star Trek 's  Leonard Nimoy .
1: Leonard Nimoy , `` Star Trek 's '' beloved Mr . Spock 2: His 3: Star Trek 's '' Leonard Nimoy