(September 16, 2021, 7:16 AM EDT) -- SHERMAN, Texas — A Texas school district that is ignoring guidelines for school issued by the U.S. Centers for Disease Control and Prevention in response to the coronavirus pandemic and is instead following the state governor’s executive order barring mask mandates is putting the lives of students too young to be vaccinated at risk and is violating the U.S. Constitution, two students allege through their parents in their class complaint filed Sept. 8 in a federal court in Texas....