As she paid homage to her ancestors in Sunday's episode, Sansa Stark made a surprising discovery in the crypts of Winterfell: a feather on the grave of her Aunt Lyanna. Where'd it come from? Think back.
George R.R. Martin is infamous for the deliberate nature of his writing. His A Song of Ice and fogo series, which was recently adapted into the HBO series Game of Thrones, became notorious for its multiple delays.