The family of Kilyn Lewis is suing the city of Aurora and Officer Michael Dieck, who shot and killed Lewis a year ago. The Black man was 37 and unarmed at the time of the shooting.

The lawsuit claims Aurora SWAT officer Michael Dieck’s fatal shooting of Kilyn Lewis was unreasonable and violated multiple constitutional protections.

The family of a 37-year-old man shot and killed by an Aurora police officer last May after police say he reached for his cellphone has filed a lawsuit against the city and the officer involved in ...