Another coronavirus side effect: Cancer screenings are down and doctors are worried

Mackenzie Alleman doesn’t like to take chances. At age 28, Alleman had a preventive double mastectomy. She’d recently learned she is a carrier of the BRCA1 gene mutation and had an 87% chance of developing the disease that had taken her mother’s life years earlier. “I didn’t want to go through that,” Alleman, now 31, said …