Whitney Mercilus took part in drills along with the rest of the defensive linemen and linebackers at the 2012 NFL Combine on Monday. Mercilus has been projected as a first round selection in some mock drafts, but he still has a lot to prove to scouts after only one productive year in college.

Related: NFL Draft 2012, Whitney Mercilus: San Diego Considering Illinois Defensive End

He didn't hurt himself in the 40-yard dash, where he clocked the fourth-fastest time among defensive linemen. West Virginia's Bruce Irvin topped all defensive linemen with a 4.50 40.

Here is how Mercilus fared in some of the other drills:

Bench Press: 27 reps

Vertical Jump: 32 inches

Broad Jump: 118 Inches

3-Cone Drill: 7.17 seconds

20-Yard Shuttle: 4.53 seconds

For news and information regarding the 2012 NFL Scouting Combine, please stay tuned to this StoryStream. For more on the 2012 NFL Draft, check out SB Nation's dedicated section and Mocking the Draft.