Former Arsenal captain Frank McLintock believes Jack Wilshere can be the leader his former side so desperately needs.

The 21-year-old has returned to action this season following a long-term injury, and the midfield star is in aruguably the best form of his life and is being tipped as the man to take the captain's armband soonner rather than later.

And as Arsenal get set to take on Chelsea this weekend - in a match you can here live on talkSPORT - the former Scotland international has warned of the threat that will be posed by Blues' new boy Demba Ba.