With the college football season past the halfway point, NFL draft prospects have had plenty of time to make an impression on scouts, and some have not fared so well.
The five prospects below need strong finishes to the season to avoid draft-weekend disappointment. Some were overhyped entering the season, others are simply underachieving. Whatever the situation, each needs to step up his game over the coming weeks.
Why is a highly-rated cornerback on the slide? Which defensive lineman have seen their stock drop? And who is the highly-touted wideout seemingly on the verge of taking a plunge? ESPN Insiders get the answers. 
Todd McShay
Scouts Inc.- ESPN College Football and NFL Draft Analyst
- Joined ESPN in 2006
- Played quarterback in high school and was a backup QB for the University of Richmond.
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Todd McShay (left) is the director of college scouting for Scouts Inc. McShay, who played quarterback at Richmond, has been evaluating NFL prospects since 1998. Follow Todd on Twitter: @McShay13
Steve Muench (middle) played guard at Richmond and worked in the athletic department there and at Boston College before joining Scouts Inc. in 2002. Follow Steve on Twitter: @SteveMuenchESPN
Kevin Weidl (right) is a former quarterback for Indiana (Pa.) University who worked in the pro scouting department for the New York Jets before joining Scouts Inc. in 2007. Follow Kevin on Twitter: @Kevin_Weidl
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