Marjorie Prime, Pulitzer Prize finalist Jordan Harrison's family drama directed by Tony nominee Anne Kauffman, is officially open on Broadway. Starring June Squibb, two-time Tony winner Cynthia Nixon, Tony winner Danny Burstein and Christopher Lowell, the play explores the blurred line between a life lived and a life remembered. Squibb, 96, saw the play when it first opened in 2014 at the Center Theatre Group/Mark T…