Duff flung Cross to the ground , and Cross jumped up accusing Duff of using a head slap , which is forbidden in practice .
This afternoon , defensive end Jamal Duff and tight end Howard Cross had just such a confrontation .
defensive end flung Cross to the ground , and Cross jumped up accusing defensive end of using a head slap , which is forbidden in practice .
This afternoon , defensive end Jamal Duff and tight end Howard Cross had just such a confrontation .