Ranking all 326 players at the combine

The 2007 NFL scouting combine officially kicks off today, but the workout portions do not begin until Friday. The following is a breakdown of the workout dates for each unit at this year's combine:

Friday, February 23: Kickers, punters and long snappers.
Saturday, February 24: Offensive linemen and tight ends.
Sunday, February 25: Quarterbacks, running backs and wide receivers.

Monday, February 27
: Defensive linemen and linebackers.
Tuesday, February 28: Defensive backs.

Prospects are broken up into 12 groups according to position. Each group partakes in the following four-day schedule: