England v Australia, 2nd Investec Test, Lord's, 3rd day
Root and Bell build massive lead
Tim Bresnan helped provide early stability for England...•Associated Press
Usman Khawaja sprawls on the boundary•Getty Images
Joe Root completes his first Ashes hundred•Getty Images
...and plays the reverse sweep•Associated Press
...while Joe Root bided his time on the third morning•AFP
Joe Root gets well forward to drive•Getty Images
Tough day: Michael Clarke ponders his options•Getty Images
Steve Smith's catch at gully of Ian Bell was ruled not to have carried•Getty Images
Joe Root pulls during his hundred...•Getty Images