Saturday, Nov. 10, 10 a.m., dedication of Stonebridge Field on Route 225 (on the way to Westford): The field will be named after Sgt. William Woitowicz, killed in Afghanistan on June 7, 2011, William grew up in Groton.

Sunday, Nov. 11, noon, Sawyer Common at Hollis Street and Martins Pond Road in Groton, a Veterans Day commemoration. Veterans are encouraged to wear their uniforms.