Background: England had a 309 lead and were still going strong after three days.
How did it start: No declaration - Pietersen and Bell told to score quick runs.
Where did it all go wrong for Australia?: Lost a few wickets. But not actually a bad day for Australia
Where did it all go right for Australia?: Chipped away at England's lead, and could still set England some sort of target.
Where did it all go wrong for England?: Kept batting, probably unnecessarily. And there's a bit of rain about...
Where did it all go right for England?: They're still in a hugely massively commanding position after four days.
Who won each session?: Morning - In the context of the game Australia (England batted too long and Aus didn't lose any wickets). Afternoon - Evens. Ditto Evening.
Who won the day?: Erm, in the balance. England still way ahead in the game though.
Crumb of comfort?: Rain for any real length of time saves Australia
Shot of the day: Prior's sweep from a good few yards outside off stump off Siddle.
Ball of the day: Swann's ball to Ponting. Doosra?
Man of the day: Michael Clarke batted well. He'll be absolutely gutted to get out final ball of the day. And he was.
And finally... Ashes Oddity: Various player fan sites popping up on Twitter. To help restore some sort of sanity, GraemeSwannFans has been created by yours truly. Follow and enjoy!