Lester will be posthumously inducted into the Montgomery County Sports Hall of Fame on Oct. 18.
The Terps gave up a Big Ten-leading 3.2 sacks per game last year.
Carter is tied for the sixth-most rushing touchdowns in program history.
“They are one of the strengths of our team."
The Terps continue to ramp up their workouts ahead of the Oct. 24 season opener.
The Terps returned to practice last week.
The home opener will be Oct. 31 against Minnesota.
The first weekend of the 2020 NFL season saw multiple Terps make an impact on the field.