• Annual 9/11 tribute memorial concert at 7 p.m. at the Lake Harriet Band Shell. Music and reflection will honor the memory of those who lost their lives.

• Mass of Thanksgiving and Remembrance at the Cathedral of St. Paul at 10 a.m. to thank law enforcement, fire and emergency personnel for their service to our community.

• Interfaith prayer service at 5:30 p.m. at Islamic Center of Minnesota in Fridley to remember victims of 9/11 and their families.