Investigation underway into graffiti at Helena school John Riley MTN News and last updated 2021-03-03 00:31:15-05 HELENA â The Helena Police Department (HPD) and the Helena School District are investigating racist graffiti that happened at Capital High School (CHS) last week. On Thursday morning CHS staff arrived at the school to find a set of doors at the building spray-painted with â2020 BLDMâ and the word âdonâtâ in parenthesis below. Authorities believe the language is meant to be interpreted as âBlack Lives Donât Matter." Viewer submitted The school district sent a letter to parents from Superintendent Tyler Ream and CHS Principal Brett Zanto addressing the situation.