Nathan Lyon arrived at Lord's on crutches on Friday morning in a massive blow to Australia's Ashes hopes.
Lyon limped out of Thursday's afternoon session after suffering a calf injury while fielding. He looked distraught as he received treatment on the boundary, with team-mate Steve Smith admitting the off-spinner could be out of action for "a while".
Lyon needed crutches to join his international colleagues at Lord's on Friday morning, as he hobbled into the ground's iconic pavilion. His right calf was also covered in a protective sleeve. Australia gave an update on Lyon's fitness on Friday morning.