X-Ray Technologist Donna Fehl, prepares to scan a patient on a mobile mammogram machine at a clinic in Port Arthur, Texas, Monday, November 11, 2013.
X-Ray Technologist Donna Fehl, prepares to scan a patient on a mobile mammogram machine at a clinic in Port Arthur, Texas, Monday, November 11, 2013. Michael Stravato

Longtime Dallas medical reporter Janet St. James was diagnosed with breast cancer, sparking another wave of attention for diagnostic tools. Mammograms are still considered the first step, but questions remain about what’s the best kind of test and how often women should be tested. (D Healthcare Daily)

Christine Ayala was a Texas Tribune fellow, focusing on reporting and newsletter production, in 2014 and 2015. Before joining the Tribune, Christine interned for the Austin American-Statesman features...