By ADAM HATHAWAY

Big impression: Theo McFarland scores for Saracens against Harlequins
PICTURE: Getty Images

SARACENS head coach Joe Shaw has seen Theo McFarland put together a run of games and claims the sky is the limit for the dual international.
McFarland, a former basketball international, has won two caps in union for Samoa and joined Saracens at the start of the season.
Mark McCall, the Saracens director of rugby, described McFarland as a slow burner at the beginning of the campaign but he has caught fire in recent weeks.
The 26-year-old, who plays lock or flanker, started con...