Clowney aiming for a 4.4-second 40-yard dash at the Combine

Former South Carolina defensive end Jadeveon Clowney is planning to put on a show at the Scouting Combine. Clowney told Yahoo Sports that he thinks he can run the 40-yard dash in 4.4 seconds, which is a good time for anyone, but a stunningly good time for a defensive lineman who was listed at 274…