Living without running water, sanitation services or paved roads, people living in Texas colonias face grim health risks, Hunt Grant recipient Emily Ramshaw reports for the Texas Tribune/New York Times.

Nearly half a million Texans live in substandard conditions in colonias -- 2,300 unincorporated and isolated border towns with limited access to potable water, sewer systems, electricity, sanitary housing or health care. Emily Ramshaw reports on their health conditions.