Recent history says No. 2 Clemson, No. 3 ND should be wary

Clemson running back Travis Etienne (9) celebrates after scoring a touchdown, which was called back, during the second half of an NCAA college football game against Florida State, in Clemson, S.C. Clemson is attempting to become the first team to beat Florida State in Atlantic Coast Conference play in four straight seasons. (AP Photo/Rainier Ehrhardt, File)

This is shaping up as a week of rest for many of the top playoff contenders.