USDA issues hemp rules, Mexican recreational cannabis vote delayed, spring rollout for Michigan's rec market & more.

The U.S. Department of Agriculture (USDA) unveils its hotly anticipated hemp regulations, Mexico's bid to legalize recreational marijuana is delayed, sales of adult-use MJ in Michigan won't begin until March or April at the earliest - and more of the week's top cannabis business news. USDA rolls out hemp rules The USDA released 160 pages of rules for growing hemp. The regulations establish THC testing and sampling procedures and allow hemp producers to avoid criminal charges for slightly excee...