Some big changes in GC after stage 11 . Froome keeps red , Chavez sadly drops from 2nd to 3rd at +2 minutes 33 seconds , Nibali does not crack under the apparent dominance of the Brit and moves from 4th to 2nd at +1 minute 19 secs behind Froome . Aru remains in seventh position but loses a handful of minutes ends from being +1 minute 33 behind Froome - he goes to +2 minutes 57 behind the red jersey . H . . .