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.
Audie Murphy died on May 28, 1971, at the age of 46, when the small plane he was riding in encountered bad weather and struck a mountainside near Roanoke, Virginia. He was buried with full military honors at Arlington National Cemetery, where his grave, near the Tomb of the Unknown Soldier, remains a much-visited destination even today.