PBS News Hour S44 E157 August 7, 2019

Wednesday on the NewsHour, President Trump travels to the bereaved cities of El Paso and Dayton -- but his arrival is not without controversy. Plus: Puerto Rico’s political upheaval continues, reactions from El Paso and Dayton to Trump’s visit, an interview with 2020 Democrat Tom Steyer, Grand Cayman’s health care tourism, director Ron Howard and a vigil for victims of the El Paso mass shooting.