Australia v England, 2nd Test, Adelaide, 3rd day
Pietersen double-ton adds to Australia's pain
The day began reasonably well for Australia, when Brad Haddin hurled himself to his right to catch Alastair Cook•Getty Images
Kevin Pietersen remained in fine form•Getty Images
Xavier Doherty was given a torrid time by England's batsmen before lunch•Getty Images
Ian Bell gave Pietersen strong support•Getty Images
The wicket was well deserved for Ryan Harris, although Cook's 148 had already gone a long way towards sinking Australia•Getty Images
Pietersen let out a roar of emotion after reaching his first Test century for 18 months•Getty Images
Shane Watson trapped Paul Collingwood lbw for 42 after lunch•Getty Images
Pietersen registered his second Test double-century shortly before tea, when rain came with England's lead at 306•Getty Images
Pietersen celebrates his hundred•Getty Images
Pietersen remained in control, expanding England's lead•Getty Images