To view the full story, click the title link. : In Texas, the fastest growing Covid-19 outbreak isn’t in Dallas or Houston or San Antonio, the state’s most densely packed metro areas. It’s hundreds of miles to the north, in the dusty, windswept flatlands of Moore County, population 20,000. According to data reported Monday by the state health department, 19 out of 1,000 residents in Moore County have so far tested positive for the novel coronavirus that causes Covid-19—10 times higher than the infection rates in the state’s largest cities.