Munster sweating on fitness of key duo ahead of Leinster clash 

Tadhg Beirne (groin), Craig Casey (groin), and Edwin Edogbo (calf) will all undergo scans; their weekend availability will be decided later in the week.

WORRY: Munster's Tadhg Beirne is an injury doubt. ©INPHO/Ben Brady

Tadhg Beirne and Craig Casey are on a long list of injury doubts for this Saturday's derby clash at Leinster, Munster have revealed.

The cost of a much-needed bonus-point win against the Bulls at Thomond Park last Saturday was discovered when the province issued its weekly squad update on Tuesday ahead of their BKT United Rugby Championship trip to Aviva Stadium.