Bloodied Jack Nowell an injury concern for Exeter as Sam Simmonds impresses

• Exeter unsure of extent of damage to Nowell’s cheek
• Simmonds’s try against Newcastle was his fifth in as many appearancesExeter’s brief return to the top of the Premiership, of which they are the champions, was marred by the uncertainty over an injury to Jack Nowell. The England wing was forced off in the 20th minute of the bonus-point win against Newcastle on Saturday. He left the field with blood pouring from his face after a collision, and never returned. Exete