Arlington ISD Recognizes The Achievements Of Lamar High School Valedictorian Jenna Losh In the weeks leading up to Arlington ISD graduations June 5, 6 and 7 at AT&T Stadium, we will be celebrating the Class of 2020 valedictorian and salutatorian for all seven Arlington ISD high schools. Four Questions with Lamar High School Valedictorian Jenna…