Dave Martin/AP

Mississippi State defensive lineman Fletcher Cox ran a drill at the NFL football scouting combine at Lucas Oil Stadium in Indianapolis today.

Dave Martin/AP

Hawaii defensive lineman Vaughn Meatoga did the standing long jump today.

Michael Conroy/AP

San Francisco 49ers head coach Jim Harbaugh, left, and his brother Baltimore Ravens head coach John Harbaugh watched as defensive linemen ran the 40-yard dash today.

Dave Martin/AP

Baylor quarterback Robert Griffin III warmed up yesterday. Griffin's 4.41-second 40-yard dash clocked in as the fastest time for a quarterback since 2006. His vertical leap and standing broad jump were also among the best of any player in the combine, regardless of position.

Joe Robbins/Getty Images

Quarterbacks Andrew Luck of Stanford and Robert Griffin III of Baylor met during the 2012 NFL Combine.

Joe Robbins/Getty Images

Quarterback Kellen Moore of Boise State threw a pass yesterday.

Dave Martin/AP

North Carolina defensive lineman Quinton Coples ran a drill Monday.

Joe Robbins/Getty Images

Coples wiped his face after workouts on Monday.

Dave Martin/AP

Temple linebacker Tahir Whitehead got measured Monday.

Dave Martin/AP

Stanford quarterback Andrew Luck warmed up yesterday. The consensus top pick impressed scouts by running the 40-yard dash in 4.69 seconds.