Deadly disease damages the heart for years with no symptoms and is now spreading in the US Earth.comUTEP study: Chagas disease spike in Borderland bugs BorderReportUTEP Study Finds High Chagas Rates In El Paso Bugs HoodlineStudy Finds Rise in Chagas-Carrying Bugs Near U.S.-Mexico Border U.S. News & World ReportUTEP researchers find high level of infection in kissing bugs that transmit Chagas disease KVIA