Kamala Harris' position on marijuana has evolved. Now she should explain how and why

“Neither one of them should hide from the fact that in the past, they held different positions. And I think it's important for them now to explain why they've changed their position,” said Paul Armentano, deputy director of NORML, a national cannabis reform organization. One of their members participated in Friday’s White House event. “That would go a long way to sort of persuading some of the perhaps more cynical members of the public, who remember the fact that this wasn't the way they spoke about marijuana a decade ago,”...