Exeter look to outmuscle Saracens when Premiership’s top two collide

• Scrummaging power key in last week’s win over Gloucester• Yeandle: ‘This is a big game but it’s important not to over-worry’Exeter believe they possess both the muscle and the mental strength to stop Saracens’ front-row tanks in their tracks when the top two sides in the Premiership meet at Sandy Park on Saturday afternoon. Saracens are top of the table and unbeaten in 22 games in all competitions but their forwards can expect a heavy-duty challenge from a rejuvenated Chiefs squad.Exeter’s away win at Gloucester in the European Champions Cup last Friday has done much to enhance their confide…