In this image taken from video on Jan. 15, police officers Edward Sarama (from left) and Robert McGuire try to talk to officer Matt Dougherty, who is pretending to be mentally ill, during a training simulation at Montgomery County Emergency Service in Norristown, Pa. Michael Rubinkam/AP hide caption

itoggle caption Michael Rubinkam/AP

Leon Evans, director of the community mental health system for Bexar County and San Antonio, broke through barriers that had hindered care. Jenny Gold/Kaiser Health News hide caption

itoggle caption Jenny Gold/Kaiser Health News

Lissette Encarnacion in her apartment at The Brook, a supportive housing complex in the New York City borough of the Bronx. Natalie Fertig/WNYC hide caption

itoggle caption Natalie Fertig/WNYC

Staci Moritz and her son Aidan, 11, play at a park in their neighborhood in Portland, Ore. Caring for three children and her injured husband exacerbated her health problems. Beth Nakamura for NPR hide caption

itoggle caption Beth Nakamura for NPR

Loretta Jackson gently stretches the hands of her sister, Shirlene English, to aid physical rehabilitation after Shirlene's brain aneurysm and stroke. Andrew Nixon/Capital Public Radio hide caption

itoggle caption Andrew Nixon/Capital Public Radio