England v Australia, 4th Investec Test, Chester-le-Street, 1st day
Lyon chips away at England
Lumley Castle witnesses its first Ashes Test•Getty Images
Shane Watson provided the first breakthrough when he had Joe Root caught behind...after using the DRS•Getty Images
...but Nathan Lyon had him caught at short leg•Getty Images
Alastair Cook moved to a half-century but couldn't go much further...•Getty Images
Ian Bell came down the pitch in the first over after tea and picked out mid-off•Getty Images
...but made just 14 and fell trying to sweep Lyon•Getty Images
Joe Root pulls a short one a England try to see off the new ball•Getty Images
Alastair Cook had to battle hard for his runs•Associated Press
Kevin Pietersen was immediately on the attack against Nathan Lyon•PA Photos
...when he padded up to Jackson Bird•Getty Images
And things got better for Australia with an excellent review that saw Peter Siddle remove Matt Prior lbw•Getty Images
Tim Bresnan stood firm until the close•Getty Images
Jonathan Trott's innings became increasingly fluent....•Getty Images
...before the offspinner won the battle to have him caught behind•Getty Images
Jackson Bird celebrates after trapping Alastair Cook lbw•Getty Images
Jonny Bairstow resisted for 77 balls...•Getty Images
But it was a day with plenty to ponder for Andy Flower and Alastair Cook•Getty Images