BOSTON (CBS) — Boston is paying a special tribute to actor Leonard Nimoy, who would have turned 90 years old later this month. Mayor Marty Walsh is declaring his birthday, March 26, to be "Leonard Nimoy Day" in the city. Nimoy, who died in 2015, was born in Boston's West End neighborhood. He'll always be remembered for portraying the logical, pointy-eared Spock in "Star Trek," and embracing the Vulcan character's "live long and prosper" motto. Walsh wrote that Nimoy "brought honor upon his native city" with his accomplishments and "gave the immigrant, the refugee, and the oppressed, a hero for...