BALTIMORE (WJZ) — The Baltimore Ravens kicked off their voluntary on-field preparations for the 2017 season this week.

Quarterback Joe Flacco was present for Day 1 of the Ravens’ strength and conditioning program, as well as safety Eric Weddle, cornerback Jimmy Smith and linebacker C.J. Mosley.

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Free-agent additions safety Tony Jefferson, cornerback Brandon Carr and running back Danny Woodhead are also at the Under Armour Performance Center.

Flacco was still working on his knee rehabilitation this time last season. Now, he will be able to participate in the team’s offseason workouts with his new weapons on the offensive line.

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The Ravens have eight days in the strength and conditioning program before “football school” begins on May 1.