Falling construction debris prompted a road closure in Honolulu Wednesday. Plus, the Drug Enforcement Administration has filed a notice of intent to ban 7-OH and two related synthetic compounds, MGM-15 and MGM-16, saying the substances have no medical purpose and are dangerous. Meanwhile, In a “significant escalation,” the Hawaii Campaign Spending Commission chose to refer its civil complaint against Lt. Gov. Sylvia Luke’s campaign spending to the Hawaii Department of the Attorney General for further investigation.