Female ‘hotshot’ firefighters want action on reproductive health risks

A system built for men' exposes women to chemicals that have been linked to miscarriage, birth defects and slowed fetal growth

Sofia Huston panted heavily as she pushed to close the gap between herself and the colleague in front.

Clad in bright yellow heavy-duty uniforms, hard hats and gloves, the crew trudged up Cardiac Hill", a grueling terrain south-east of Santa Clarita, in Los Angeles county, and so steep you could kiss the ground in front of you".