The Waltham Police Department is seeking the public’s help in the search for a missing teen.
15-year-old Ava Berry was last seen one week ago on the night of June 25 in the area of Rumford Avenue on the Waltham/Newton line.
Ava is described as 5′02″ tall, thin build, with brown hair and eyes. She was last seen wearing a dark-colored sweatshirt, navy blue shorts, and white shoes…