The plural form for the pronoun 'it' is 'they' for the subject and 'them' for the object of a sentence or clause; fro example: There is a book on my desk, it is a math book.
Actress Rue McClanahan, known best for her role on The Golden Girls died five years ago on June 3, 2010 at age 76 after suffering a second stroke. Actress and civil rights activist Ruby Dee, known best for her roles in A Raisin in the Sun and Do the Right Thing. died one year ago on June 11, 2014 at the age of 91.
Author Tom Clancy dies in Baltimore hospital at age 66. Tom Clancy, a writer who was as famed for what Stephen King called his monster advances as his wildly popular thrillers, including The Hunt for Red October and Patriot Games, has died in hospital in Baltimore at the age of 66.