Andy Farrell calls up Scotland lock to British and Irish Lions squad as injury concern emerges before second Test

Gregor Brown will join up with the British and Irish Lions squad - (Getty Images)

Scotland second row Gregor Brown has been called up to the British and Irish Lions' tour of Australia amid concerns over the fitness of Joe McCarthy.

Brown joins Andy Farrell's squad in Melbourne on Sunday to provide cover for Tuesday's final midweek match against a First Nations and Pasifika XV, which is sandwiched by the first and second Tests.