Frances Gallagher No Mark he couldn't have gone in or out of the window because he would have disturbed the lichen. ..the green stuff that grows on the window sill so no one went in or out of the window. .So it is back to the drawing board for you I am afraid.
LOOK, NO GREEN STUFF OR KATE McCANN'S FINGERPRINTS.
Oh for f**ks sake, READ THE PJ FILES, YOU CRETIN!