The U.S. Hemp Roundtable, Cheech and Chong’s Cannabis Company and several California hemp farmers and businesses petitioned California courts on Friday for a temporary restraining order (TRO) to prevent the enforcement of Governor Gavin Newsom’s emergency regulations to ban all hemp products containing any “detectable amount of total THC.” Plaintiffs challenging Newsom’s ban, which sent shock waves through California’s hemp and cannabis industry, are asking a state judge to temporarily halt enforcement of the new rules while the legal challenge proceeds, arguing that the prohibition is unlawfu…